Lymphocytic Leukemia, ChronicPhase 3NCT01998880
CLL11: A Study of Rituximab With Chlorambucil or Chlorambucil Alone in Patients With Previously Untreated Chronic Lymphocytic Leukemia (Stage 1b)
A Phase 3 study testing obinutuzumab, rituximab and chlorambucil in people with Lymphocytic Leukemia, Chronic, run by Hoffmann-La Roche at 261 sites in 26 countries.
Trial summary
This open-label, randomized, 3-arm study will evaluate the efficacy and safety of obinutuzumab (RO5072759) in combination with chlorambucil as compared to rituximab plus chlorambucil or chlorambucil alone in patients with previously untreated chronic lymphocytic leukemia (CLL). Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Lymphocytic Leukemia, Chronic
- What is being tested?
- obinutuzumab, rituximab and chlorambucil
- Type of treatment
- Pill or oral medicine, Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 787 participants
- Where
- 261 sitesin 26 countries
- Study dates
- 22 Dec 2009to 23 Aug 2017
- Phase
- Phase 3
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Adults >/=18 years
- Documented Cluster of Differentiation Antigen 20 (CD20) + B-Cell Chronic Lymphocytic Lymphoma (B-CLL)
- Previously untreated Chronic Lymphocytic Leukemia (CLL) requiring treatment according to the National Cancer Institute (NCI) criteria
- Total Cumulative Illness Rating Scale (CIRS) > 6 and/or creatinine clearance < 70 ml/min
Who cannot join
- Prior CLL therapy
- Transformation of CLL to aggressive Non-Hodgkin's Lymphoma (NHL) (Richter's transformation)
- History of other malignancy unless the malignancy has been in remission without treatment for >/=2 years prior to enrolment, and except for carcinoma in situ of the cervix, basal or squamous cell skin cancer, surgically treated low-grade prostate cancer, or ductal carcinoma in situ (DCIS) of the breast treated with lymphectomy alone
- Positive hepatitis serology (HBV, HCV) or positive HIV or Human T Cell Leukemia Virus (HTLV) testing
- Patients with active infection requiring systemic treatment
Trial locations and contacts
261 sites in 26 countries.
261 sites in 26 countries
Germany83 sites
Study site
Ahaus, 48683
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Amberg, 92224
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Ansbach, 91522
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Bamberg, 96049
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Berlin, 12200
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Bonn, 53113
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Bremen, 28177
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Bremen, 28209
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Bremen, 28239
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Cologne, 50674
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Cologne, 50924
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Delitzsch, 04509
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Detmold, 32756
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Dresden, 01127
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Dresden, 01307
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Duisburg, 47051
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Erlangen, 91052
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Erlangen, 91054
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Eschweiler, 52249
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Essen, 45122
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Essen, 45239
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Esslingen am Neckar, 73730
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Frankfurt, 60596
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Frankfurt (Oder), 15236
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Frankfurt am Main, 60389
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Frechen, 50226
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Freiburg im Breisgau, 79106
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Giessen
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Göttingen, 37075
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Greifswald, 17475
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Hamburg, 20095
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Hamburg, 20099
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Hamburg, 20246
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Hamburg, 22081
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Hamburg, 22087
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Hamburg, 22767
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Hamm, 59063
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Hanover, 30449
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Heidelberg, 69120
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Homburg/Saar, 66241
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Kaiserslautern, 67655
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Karlsruhe, 76133
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Kempten, 87439
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Kiel, 24116
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Koblenz, 56068
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Kronach, 96317
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Landshut, 84028
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Lebach, 66822
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Leer, 26789
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Lemgo, 32657
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Loerrach, 79539
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Lüdenscheid, 58515
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Magedburg, 39104
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Mainz, 55131
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Mannheim, 68161
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München, 80335
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München, 81241
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München, 81377
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München, 81479
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München, 81675
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Mutlangen, 73557
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Neunkirchen/Saar, 66538
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Nuremberg, 90449
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Oldenburg, 26121
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Porta Westfalica, 32457
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Ravensburg, 88212
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Recklinghausen, 45657
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Regensburg, 93049
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Regensburg, 93053
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Rostock, 18057
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Rüsselsheim am Main, 65428
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Saarbrücken, 66113
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Sindelfingen, 71065
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Stuttgart, 70199
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Trier, 54290
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Tübingen, 72076
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Ulm, 89081
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Villingen-Schwenningen, 78052
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Weilheim, 82362
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Wendlingen, 73240
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Witten, 58452
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Worms, 67547
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Würzburg, 97080
Spain39 sites
Study site
A Coruña, LA Coruña, 15006
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Barcelona, 08003
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Barcelona, 08025
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Barcelona, 08035
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Barcelona, 08036
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Donostia / San Sebastian, Guipuzcoa, 20014
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Gandia, Valencia, 46702
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Jaén, 23007
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Jerez de la Frontera, Cadiz, 11407
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Las Palmas, 35020
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Madrid, 28006
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Madrid, 28031
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Madrid, 28033
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Madrid, 28034
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Madrid, 28041
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Madrid, 28046
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Madrid, 28222
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Madrid, 28905
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Málaga, 29010
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Málaga, 29600
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Manresa, Barcelona, 08240
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Murcia, 30008
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Murcia, 30120
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Oviedo, Principality of Asturias, 33006
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Pamplona, Navarre, 31008
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Sabadell, Barcelona, 08208
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Salamanca, 37007
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San Cristóbal de La Laguna, Tenerife, 38320
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Santander, Cantabria, 39008
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Santiago de Compostela, LA Coruña, 15706
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Seville, 41014
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Toledo, 45004
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Toledo, 45600
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Valencia, 46009
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Valencia, 46010
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Valencia, 46014
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Valencia, 46015
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Valencia, 46017
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Zaragoza, 50009
France22 sites
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Angers, 49933
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Bobigny, 93009
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Caen, 14076
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Clermont-Ferrand, 63003
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Créteil, 94010
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Le Mans, 72015
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Lille, 59037
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Lyon, 69373
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Marseille, 13273
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Montpellier, 34295
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Nantes, 44093
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Paris, 75475
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Paris, 75651
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Pessac, 33604
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Pierre-Bénite, 69495
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Poitiers, 86021
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Reims, 51092
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Rennes, 35033
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Rouen, 76038
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Toulouse, 31059
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Tours, 37044
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Vandœuvre-lès-Nancy, 54511
Italy14 sites
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Cagliari, 09121
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Cosenza, 87100
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Ferrara, 44100
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Genova, 16132
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Messina, 98165
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Milan, 20132
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Milan, 20162
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Modena, 41100
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Orbassano, 10043
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Roma, 00144
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Roma, 00161
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Roma, 00168
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Terni, 05100
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Torino, 10126
Australia12 sites
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Adelaide, New South Wales, 5011
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Frankston, Victoria, 3199
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Gosford, New South Wales, 2250
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Greenslopes, Queensland, 4120
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Kogarah, New South Wales, 2217
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Kurralta Park, South Australia, 5037
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Liverpool, New South Wales, 2170
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Melbourne, Victoria, 3168
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Southport, Queensland, 4215
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St Leonards, New South Wales, 2065
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Sydney, New South Wales, 2139
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Woolloongabba, Queensland, 4102
United Kingdom12 sites
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Bournemouth, BH7 7DW
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Cambridge, CB2 0QQ
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Canterbury, CT1 3NG
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Cardiff, CF14 4XN
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Cottingham, HU16 5JG
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Edinburgh, EH4 2XU
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Glasgow, G12 0YN
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Leicester, LE1 5WW
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London, EC1M 6BQ
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London, NW3 2QG
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Nottingham, NG5 1PB
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Sutton, SM2 5PT
Canada8 sites
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Barrie, Ontario, L4M 6M2
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Calgary, Alberta, T2N 4N2
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Edmonton, Alberta, T6G 1Z2
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Halifax, Nova Scotia, B3H 2Y9
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Montreal, Quebec, H2L 4M1
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Ottawa, Ontario, K1H 8L6
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Rimouski, Quebec, G5L 5T1
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Winnipeg, Manitoba, R0C 2Z0
Argentina7 sites
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Buenos Aires, 1406
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Buenos Aires, 1425
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Buenos Aires, C1114AAN
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Buenos Aires, C1180AAX
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Buenos Aires, C1221ADC
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Buenos Aires, C1431FWO
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Rosario, 2000
Switzerland7 sites
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Aarau, 5001
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Basel, 4031
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Bern, 3010
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Chur, 7000
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Lucerne, 6000
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Sankt Gallen, 9007
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Zurich, 8091
Russia6 sites
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Kazan', 420029
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Nizhny Novgorod, 603126
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Penza, 440071
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Perm, 614077
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Rostov-on-Don, 344022
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Ufa, 450005
United States5 sites
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Baltimore, Maryland, 21215
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Chicago, Illinois, 60637
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Green Bay, Wisconsin, 54311
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San Diego, California, 92123
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Waukesha, Wisconsin, 53188
Brazil5 sites
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Belo Horizonte, Minas Gerais, 31270-901
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Goiânia, Goiás, 74140-050
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Porto Alegre, Rio Grande do Sul, 90880-480
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Santo André, São Paulo, 09060-650
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São Paulo, São Paulo, 05403-000
Bulgaria5 sites
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Pleven, 5800
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Plovdiv, 4002
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Sofia, 1756
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Varna, 9010
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Vratsa, 3000
Denmark5 sites
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Aalborg, 9000
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Aarhus, 8000
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Copenhagen, 2100
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Odense, 5000
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Vejle, 7100
Mexico5 sites
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Aguascalientes, 20127
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Culiacán, 80230
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Hermosillo, 83000
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Monterrey, 64460
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San Luis Potosí City, 78218
Austria4 sites
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Graz, 8036
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Innsbruck, 6020
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Vienna, 1090
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Vienna, 1160
Netherlands4 sites
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Delftzijl, 9934 JD
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Enschede, 7511 JX
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Leeuwarden, 8934 AD
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Nieuwegein, 3430 EM
Thailand4 sites
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Bangkok, 10330
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Bangkok, 10400
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Bangkok, 10700
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Khon Kaen, 40002
Czechia3 sites
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Brno, 625 00
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Hradec Králové, 500 05
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Prague, 128 08
Romania3 sites
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Bucharest, 022328
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Bucharest, 030171
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Târgu Mureş, 540136
About this study
Official title: An Open-label, Multi-center, Three Arm Randomized Study to Investigate the Safety and Efficacy on Progression-free Survival of RO5072759 + Chlorambucil (GClb) Compared to Rituximab + Chlorambucil (RClb) or Chlorambucil (Clb) Alone in Previously Untreated CLL Patients With Comorbidities
This open-label, randomized, 3-arm study will evaluate the efficacy and safety of obinutuzumab (RO5072759) in combination with chlorambucil as compared to rituximab plus chlorambucil or chlorambucil alone in patients with previously untreated chronic lymphocytic leukemia (CLL). Patients will be randomized 2:2:1 to receive a maximum of six 28-day cycles of either RO5072759 (1000mg iv infusion, on days 1, 8 and 15 of cycle 1 and day 1 of cycles 2-6) plus chlorambucil (0.5 mg/kg orally, days 1 and 15 of cycles 1-6), or rituximab (iv infusion day 1, 375 mg/m^2 cycle 1, 500 mg/m^2 cycles 2-6) plus chlorambucil, or chlorambucil alone. Anticipated time on study treatment is >6 months and follow-up for disease-progression and safety will be at least 5 years. In the US, this trial is sponsored/managed by Genentech.
Read the detailed description
Protocol BO21004 is divided into 3 separate Unique Protocol IDs for reporting results on clinicaltrials.gov because there are 3 separate primary analyses conducted at different time-points.
- BO21004 (Stage 1a) [NCT01010061] includes the analysis of 2 of the 3 arms obinutuzumab plus chlorambucil (Glb) compared to chlorambucil (Clb) reported separately.
- BO21004 (Stage 1b) [NCT01998880] includes the analysis of 2 of the 3 arms rituximab plus chlorambucil (RClb) compared to chlorambucil (Clb) reported here.
- BO21004 (Stage 2) [NCT02053610] includes the analysis of 2 of the 3 arms obinutuzumab plus chlorambucil (Glb) compared to rituximab plus chlorambucil (RClb) reported separately.
- Conditions
- Lymphocytic Leukemia, Chronic
- Being tested
- obinutuzumab, rituximab, chlorambucil
- Medical subject headings
- Leukemia, Lymphocytic, Chronic, B-Cell
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
obinutuzumabDrug
Also called RO5072759, GA101, GAZYVA®
1000 mg obinutuzumab intravenous (IV) infusion, on Days 1 [first infusion split 100 mg on Day 1 and 900 mg on Day 2 as per protocol amendment], 8 and 15 in Cycle 1 and Day 1 in Cycles 2-6 (28-day cycles).
rituximabDrug
Also called Rituxan®, MabThera®
375 mg/m^2 rituximab intravenous (IV) infusion on Day 1 of Cycle 1 (Cycle duration is 28 days) then 500 mg/m^2 IV infusions on Day 1 of Cycles 2-6.
chlorambucilDrug
Chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle.
| Study group | Role | What they receive |
|---|---|---|
| obinutuzumab + chlorambucil (GClb) | Experimental | Participants received 1000 mg obinutuzumab intravenous (IV) infusion, on Days 1 [first infusion split 100 mg on Day 1 and 900 mg on Day 2 as per protocol amendment], 8 and 15 in Cycle 1 and Day 1 in Cycles 2-6 (28-day cycles) plus chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 Cycles). Receives: Drug: obinutuzumab; Drug: chlorambucil |
| rituximab + chlorambucil (RClb) | Active comparator | Participants received 375 mg/m^2 rituximab IV infusion on Day 1 of Cycle 1 then 500 mg/m^2 IV infusions on Day 1 of Cycles 2-6 (28-day cycles) plus chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 cycles). Receives: Drug: rituximab; Drug: chlorambucil |
| Chlorambucil (Clb) | Active comparator | Participants received chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 Cycles). Participants with Progressive Disease or within 6 months of follow-up were allowed to cross over to receive obinutuzumab + chlorambucil. Receives: Drug: chlorambucil |
What is being measured
The primary outcome is the main question the study is designed to answer.
Progression-free Survival (PFS)
PFS was defined as the time from randomization to the first occurrence of progression, relapse, or death from any cause as assessed by the investigator. Progressive disease required at least one of the following: ≥50% increase in the absolute number of lymphocytes, appearance of new palpable lymph nodes (>15 mm in longest diameter) or any new extra nodal lesion, ≥50% increase in the longest diameter of any previous site of clinically significant lymphadenopathy, ≥50% increase in the enlargement of the liver and/or spleen, Transformation to a more aggressive histology or After treatment, the progression of any cytopenia (a decrease of hemoglobin levels >20 g/L or <10 g/dL or a decrease of platelet counts >50% or <100 x 10^9/L or by a decrease of neutrophil counts >50% or <1.0 x 10^9/L).
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants With Progression Free Survival Events
Percentage of Participants with Progression Free Survival Events: progression, relapse, or death.
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Secondary outcomes (11)
Event Free Survival
Event-free survival (EFS) was defined as the time between date of randomization and the date of disease progression/relapse, death, or start of a new anti-leukemic therapy. Progressive disease required at least one of the following: ≥50% increase in the absolute number of lymphocytes, appearance of new palpable lymph nodes (>15 mm in longest diameter) or any new extra nodal lesion, ≥50% increase in the longest diameter of any previous site of clinically significant lymphadenopathy, ≥50% increase in the enlargement of the liver and/or spleen, Transformation to a more aggressive histology or After treatment, the progression of any cytopenia (a decrease of hemoglobin levels >20 g/L or <10 g/dL or a decrease of platelet counts >50% or <100 x 10^9/L or by a decrease of neutrophil counts >50% or <1.0 x 10^9/L).
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Overall Survival
Overall Survival (OS) was defined as the time between the date of randomization and the date of death due to any cause.
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants With End of Treatment Response (EOTR)
EOTR was the first response assessment 56 days from the last dose according to the International Workshop on Chronic Lymphocytic Leukaemia (IWCLL) guidelines. CR required: Peripheral blood lymphocytes below 4 x 10^9/L, Absence of significant lymphadenopathy, No hepatomegaly, No splenomegaly, Absence of disease, Blood counts above the following values (Neutrophils >1.5 x 10^9/L, Platelets >100 x 10^9/L, Hemoglobin >11g/dL) and Bone marrow at least normocellular for age. CRi was CR with incomplete bone marrow recovery. PR required the following for at least 2 months from end of treatment: ≥50% decrease in peripheral blood lymphocyte count from the pre-treatment value AND Either a ≥ 50% reduction in lymphadenopathy OR ≥50% reduction of liver enlargement OR ≥50% reduction of spleen enlargement PLUS at least one of the following: Neutrophils >1.5 x 10^9/ or ≥50% increase, Platelets >100 x 10^9/L or ≥50% increase, Hemoglobin 11 g/dL or ≥50% increase.
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants With Molecular Remission at the End of Treatment
Molecular remission was defined as a minimal residual disease (MRD)-negative result at the end of treatment (assessment that occurred between 56 days and 6 months of last treatment). Molecular remission was assessed for all patients using a blood sample. Additionally, a bone marrow sample was obtained from patients whom the investigator assumed to have a complete response, consistent with the IWCLL guidelines. A combined analysis of blood and bone marrow results was conducted. A patient was considered MRD negative if result was less than 1 CLL cell in 10000 leukocytes (MRD value < 0.0001) based on the method of allele specific polymerase chain reaction (ASO-PCR).
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Progression Free Survival Based on Independent Review Committee (IRC) Data
PFS was defined as the time from randomization to the first occurrence of progression, relapse, or death from any cause as assessed by Independent Review Committee. Progressive disease required at least one of the following: ≥50% increase in the absolute number of lymphocytes, appearance of new palpable lymph nodes (>15 mm in longest diameter) or any new extra nodal lesion, ≥50% increase in the longest diameter of any previous site of clinically significant lymphadenopathy, ≥50% increase in the enlargement of the liver and/or spleen, Transformation to a more aggressive histology or After treatment, the progression of any cytopenia (a decrease of hemoglobin levels >20 g/L or <10 g/dL or a decrease of platelet counts >50% or <100 x 10^9/L or by a decrease of neutrophil counts >50% or <1.0 x 10^9/L).
Measured: Randomization to clinical cutoff date of 9 May 2013 (median observation 22.7 months)
Percentage of Participants With Progression Free Survival Events Based on Independent Review Committee (IRC) Data
Percentage of Participants with Progression Free Survival Events: progression, relapse, or death from any cause as assessed by an Independent Review Committee.
Measured: Randomization to clinical cutoff date of 9 May 2013 (median observation 22.7 months)
European Organization for Research and Treatment of Cancer (EORTC) QLQ-C30 Questionnaire Score
The EORTC Quality of Life Questionnaire QLQ-C30 was used to assess patient-reported outcomes (PRO) and symptom burden. The QLQ-C30 contains 30 items including the functional scales of physical functioning (5 items), role functioning (2 items), emotional functioning (4 items), cognitive functioning (2 items), social functioning (2 items) and symptom scales including fatigue (3 items), nausea and vomiting (2 items), and pain (4 items) and six single item scales on dyspnea, sleep disturbance, appetite loss, constipation, diarrhea and financial impact. Final scores are transformed such that they range from 0 - 100, whereby higher scores indicate greater functioning, greater quality of life, or a greater degree of symptoms, with changes of 5 - 10 points considered to be of minimally important difference to participants. A positive change from Baseline indicated improvement.
Measured: Baseline and Cycle 4 Day 1 (Cy4D1)
European Organization for Research and Treatment of Cancer (EORTC) QLQ-CLL16 Questionnaire Score
EORTC Quality of Life Questionnaire (QLQ-CLL16) module was used to assess patient-reported outcomes and symptom burden. The QLQ-CLL16 module includes three multi-item scales assessing fatigue (2 items), treatment side effects and disease symptoms (8 items), infection (4 items) and two single item scales on social activities and future health worries. Final scores are transformed such that they range from 0 - 100, whereby higher scores indicate greater functioning, greater quality of life, or a greater degree of symptoms, with changes of 5 - 10 points considered to be of minimally important difference to participants. A positive change from Baseline indicated improvement.
Measured: Baseline and Cycle 4 Day 1 (Cy4D1)
Time to Re-Treatment/New-antileukemic Therapy
Time to re-treatment/new anti-leukemic therapy was defined as time between the date of randomization and the date of first intake of re-treatment or new anti-leukemic therapy.
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Duration of Response
Duration of Response was defined as the date the response [either Complete Response (CR) or Partial Response (PR)] was first recorded until the date of Disease Progression or death due to any cause. Response was assessed according IWCLL guidelines.
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants With Best Overall Response
Best overall response according to IWCLL guidelines was defined as the percentage of patients with CR, CRi,PR or nPR. CR required all of the following: Peripheral blood lymphocytes below 4 x 10^9/L, Absence of significant lymphadenopathy, No hepatomegaly, No splenomegaly, Absence of disease, Blood counts above the following values (Neutrophils >1.5 x 10^9/L, Platelets >100 x 10^9/L, Hemoglobin >11g/dL) and Bone marrow at least normocellular for age. CRi was CR with incomplete bone marrow recovery. PR required the following for at least 2 months from end of treatment: ≥50% decrease in peripheral blood lymphocyte count from the pre-treatment value AND Either a ≥ 50% reduction in lymphadenopathy OR ≥50% reduction of liver enlargement OR ≥50% reduction of spleen enlargement PLUS at least one of the following: Neutrophils >1.5 x 10^9/ or ≥50% increase, Platelets >100 x 10^9/L or ≥50% increase, Hemoglobin 11 g/dL or ≥50% increase.
Measured: Randomization to clinical cutoff (median observation 57.7 months)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted2 Dec 2013 (estimated)
- Study start22 Dec 2009
- Primary completion1 Aug 2012
- Study completion23 Aug 2017
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Lymphocytic Leukemia, ChronicStudies of the same condition, open and under way.
- More trials run by Hoffmann-La RocheThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 787 participants (actual)
Sponsor and investigators
- Lead sponsor
- Hoffmann-La Roche
- Sponsor type
- Industry (pharma, biotech, devices)
- Collaborators
- German CLL Study Group, Genentech, Inc.
- Responsible party
- Sponsor
- Investigators
- Clinical Trials, Study director, Hoffmann-La Roche
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01998880
- Sponsor's protocol ID
- BO21004 (Stage 1b)
- Other IDs
- 2009-012476-28; CLL1, 2009
- Status last verified
- Aug 2018
- First submitted
- 25 Nov 2013
- Last updated
- 14 Sep 2018
- Results posted
- Yes, on ClinicalTrials.gov
Study at a glance
From the registry record, last updated by the sponsor on 14 Sep 2018. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- An Open-label, Multi-center, Three Arm Randomized Study to Investigate the Safety and Efficacy on Progression-free Survival of RO5072759 + Chlorambucil (GClb) Compared to Rituximab + Chlorambucil (RClb) or Chlorambucil (Clb) Alone in Previously Untreated CLL Patients With Comorbidities
- ClinicalTrials.gov ID
- NCT01998880
- Acronym / sponsor ID
- BO21004 (Stage 1b)
- Conditions
- Lymphocytic Leukemia, Chronic
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 787 participants (actual)
- Lead sponsor
- Hoffmann-La RocheIndustry (pharma, biotech, devices)
- Collaborators
- German CLL Study Group, Genentech, Inc.
- Study start
- 22 Dec 2009 (actual)
- Primary completion
- 1 Aug 2012 (actual)
- Study completion
- 23 Aug 2017 (actual)
- First posted
- 2 Dec 2013 (estimated)
- Results
- Posted 28 Jan 2014
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This open-label, randomized, 3-arm study will evaluate the efficacy and safety of obinutuzumab (RO5072759) in combination with chlorambucil as compared to rituximab plus chlorambucil or chlorambucil alone in patients with previously untreated chronic lymphocytic leukemia (CLL). Patients will be randomized 2:2:1 to receive a maximum of six 28-day cycles of either RO5072759 (1000mg iv infusion, on days 1, 8 and 15 of cycle 1 and day 1 of cycles 2-6) plus chlorambucil (0.5 mg/kg orally, days 1 and 15 of cycles 1-6), or rituximab (iv infusion day 1, 375 mg/m^2 cycle 1, 500 mg/m^2 cycles 2-6) plus chlorambucil, or chlorambucil alone. Anticipated time on study treatment is >6 months and follow-up for disease-progression and safety will be at least 5 years. In the US, this trial is sponsored/managed by Genentech.
Detailed description
Protocol BO21004 is divided into 3 separate Unique Protocol IDs for reporting results on clinicaltrials.gov because there are 3 separate primary analyses conducted at different time-points.
- BO21004 (Stage 1a) [NCT01010061] includes the analysis of 2 of the 3 arms obinutuzumab plus chlorambucil (Glb) compared to chlorambucil (Clb) reported separately.
- BO21004 (Stage 1b) [NCT01998880] includes the analysis of 2 of the 3 arms rituximab plus chlorambucil (RClb) compared to chlorambucil (Clb) reported here.
- BO21004 (Stage 2) [NCT02053610] includes the analysis of 2 of the 3 arms obinutuzumab plus chlorambucil (Glb) compared to rituximab plus chlorambucil (RClb) reported separately.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| obinutuzumab + chlorambucil (GClb) | Experimental | Drug: obinutuzumab, Drug: chlorambucilParticipants received 1000 mg obinutuzumab intravenous (IV) infusion, on Days 1 [first infusion split 100 mg on Day 1 and 900 mg on Day 2 as per protocol amendment], 8 and 15 in Cycle 1 and Day 1 in Cycles 2-6 (28-day cycles) plus chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 Cycles). |
| rituximab + chlorambucil (RClb) | Active comparator | Drug: rituximab, Drug: chlorambucilParticipants received 375 mg/m^2 rituximab IV infusion on Day 1 of Cycle 1 then 500 mg/m^2 IV infusions on Day 1 of Cycles 2-6 (28-day cycles) plus chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 cycles). |
| Chlorambucil (Clb) | Active comparator | Drug: chlorambucilParticipants received chlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle (6 Cycles). Participants with Progressive Disease or within 6 months of follow-up were allowed to cross over to receive obinutuzumab + chlorambucil. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (4 listed)
- Adults >/=18 years
- Documented Cluster of Differentiation Antigen 20 (CD20) + B-Cell Chronic Lymphocytic Lymphoma (B-CLL)
- Previously untreated Chronic Lymphocytic Leukemia (CLL) requiring treatment according to the National Cancer Institute (NCI) criteria
- Total Cumulative Illness Rating Scale (CIRS) > 6 and/or creatinine clearance < 70 ml/min
Key exclusion criteria (5 listed)
- Prior CLL therapy
- Transformation of CLL to aggressive Non-Hodgkin's Lymphoma (NHL) (Richter's transformation)
- History of other malignancy unless the malignancy has been in remission without treatment for >/=2 years prior to enrolment, and except for carcinoma in situ of the cervix, basal or squamous cell skin cancer, surgically treated low-grade prostate cancer, or ductal carcinoma in situ (DCIS) of the breast treated with lymphectomy alone
- Positive hepatitis serology (HBV, HCV) or positive HIV or Human T Cell Leukemia Virus (HTLV) testing
- Patients with active infection requiring systemic treatment
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| obinutuzumabAlso: RO5072759, GA101, GAZYVA®1000 mg obinutuzumab intravenous (IV) infusion, on Days 1 [first infusion split 100 mg on Day 1 and 900 mg on Day 2 as per protocol amendment], 8 and 15 in Cycle 1 and Day 1 in Cycles 2-6 (28-day cycles). | Drug | obinutuzumab + chlorambucil (GClb) |
| rituximabAlso: Rituxan®, MabThera®375 mg/m^2 rituximab intravenous (IV) infusion on Day 1 of Cycle 1 (Cycle duration is 28 days) then 500 mg/m^2 IV infusions on Day 1 of Cycles 2-6. | Drug | rituximab + chlorambucil (RClb) |
| chlorambucilChlorambucil 0.5 mg/kg orally on Day 1 and 15 of each 28-day cycle. | Drug | Chlorambucil (Clb), obinutuzumab + chlorambucil (GClb), rituximab + chlorambucil (RClb) |
Primary outcome
Progression-free Survival (PFS)
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
PFS was defined as the time from randomization to the first occurrence of progression, relapse, or death from any cause as assessed by the investigator. Progressive disease required at least one of the following: ≥50% increase in the absolute number of lymphocytes, appearance of new palpable lymph nodes (>15 mm in longest diameter) or any new extra nodal lesion, ≥50% increase in the longest diameter of any previous site of clinically significant lymphadenopathy, ≥50% increase in the enlargement of the liver and/or spleen, Transformation to a more aggressive histology or After treatment, the progression of any cytopenia (a decrease of hemoglobin levels >20 g/L or <10 g/dL or a decrease of platelet counts >50% or <100 x 10^9/L or by a decrease of neutrophil counts >50% or <1.0 x 10^9/L).
Percentage of Participants With Progression Free Survival Events
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants with Progression Free Survival Events: progression, relapse, or death.
11 secondary outcomes
Event Free Survival
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Overall Survival
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants With End of Treatment Response (EOTR)
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants With Molecular Remission at the End of Treatment
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Progression Free Survival Based on Independent Review Committee (IRC) Data
Time frame: Randomization to clinical cutoff date of 9 May 2013 (median observation 22.7 months)
Percentage of Participants With Progression Free Survival Events Based on Independent Review Committee (IRC) Data
Time frame: Randomization to clinical cutoff date of 9 May 2013 (median observation 22.7 months)
European Organization for Research and Treatment of Cancer (EORTC) QLQ-C30 Questionnaire Score
Time frame: Baseline and Cycle 4 Day 1 (Cy4D1)
European Organization for Research and Treatment of Cancer (EORTC) QLQ-CLL16 Questionnaire Score
Time frame: Baseline and Cycle 4 Day 1 (Cy4D1)
Time to Re-Treatment/New-antileukemic Therapy
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Duration of Response
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Percentage of Participants With Best Overall Response
Time frame: Randomization to clinical cutoff (median observation 57.7 months)
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 14 Sep 2018.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Clinical Trials study director
Hoffmann-La Roche
261 sites in 26 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing obinutuzumab, rituximab and chlorambucil in people with Lymphocytic Leukemia, Chronic, run by Hoffmann-La Roche at 261 sites in 26 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 4 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 14 Sep 2018. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 261 sites in Germany, Spain, France, Italy, Australia and 21 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 28 Jan 2014). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Progression-free Survival (PFS) (time frame: Randomization to clinical cutoff (median observation 57.7 months)). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Sep 2018.