LeukemiaPhase 3NCT00004218
Chemotherapy in Treating Patients With Newly Diagnosed Chronic Lymphocytic Leukemia
A Phase 3 study testing chlorambucil, cyclophosphamide and doxorubicin hydrochloride in people with Leukemia, run by Leukemia Research Fund at 86 sites in 8 countries.
Trial summary
RATIONALE: Drugs used in chemotherapy use different ways to stop cancer cells from dividing so they stop growing or die. It is not yet known which regimen of chemotherapy is more effective for chronic lymphocytic leukemia. Read more about this study
- Who is it for?
- Any age
- Conditions the study is for
- Leukemia
- What is being tested?
- chlorambucil, cyclophosphamide and doxorubicin hydrochloride
- How many people
- Not given
- Where
- 86 sitesin 8 countries
- Study dates
- Oct 1999to Jul 2007
- Phase
- Phase 3
- Are there results?
- None posted in the registry
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 Any age
- All sexes
- No healthy volunteers
- Child, Adult, Older adult
DISEASE CHARACTERISTICS:
- Diagnosis of B-cell chronic lymphocytic leukemia (CLL) requiring therapy and meeting the following criteria:
- Previously untreated disease
- Peripheral blood morphology, excluding other leukemia and low-grade lymphoma in leukemic phase
- Cell markers: CD5+, CD23+, SmIg (weak), CD79b-, FMC7-
- Persistent lymphocytosis (greater than 10,000/mm^3)
- At least 40% bone marrow infiltration
- Stage 0 or I progressive disease indicated by at least one of the following:
- Persistent rise in lymphocyte count with doubling time less than 12 months
- Downward trend in hemoglobin and/or platelet count
- At least 50% increase in size of liver and/or spleen and/or lymph nodes
- Appearance of lymphadenopathy, hepatomegaly, or splenomegaly
- Constitutional symptoms caused by disease
- Pyrexia
- Night sweats
- Weight loss OR
- Stage II or III
PATIENT CHARACTERISTICS:
Age:
- Not specified
Performance status:
- Not specified
Life expectancy:
- Not specified
Hematopoietic:
- See Disease Characteristics
Hepatic:
- Bilirubin no greater than 2 times upper limit of normal (ULN)*
- SGOT/SGPT no greater than 2 times ULN* NOTE: * Unless due to CLL
Renal:
- Creatinine clearance at least 30 mL/min
Other:
- No other cancer or life-threatening disease
- Not pregnant
- Fertile patients must use effective contraception during and for 6 months after study therapy
PRIOR CONCURRENT THERAPY:
Biologic therapy
- Not specified
Chemotherapy
- Not specified
Endocrine therapy
- No concurrent corticosteroids (e.g., dexamethasone) as antiemetics
Radiotherapy
- Not specified
Surgery
- Not specified
Trial locations and contacts
86 sites in 8 countries.
86 sites in 8 countries
United Kingdom76 sites
Aberdeen Royal Infirmary
Aberdeen, Scotland, AB25 2ZN
Monklands General Hospital
Airdrie, Scotland, ML6 0JF
Stoke Mandeville Hospital
Aylesbury-Buckinghamshire, England, HP21 8AL
Horton Hospital
Banbury, England, OX16 9A
Ysbyty Gwynedd
Bangor, Wales, LL57 2PW
North Hampshire Hospital
Basingstoke, England, RG24 9NA
Belfast City Hospital Trust
Belfast, Northern Ireland, BT9 7AB
Selly Oak Hospital at University Hospital NHS Trust
Birmingham, England, B29 6JD
Birmingham Heartlands Hospital
Birmingham, England, B9 5SS
Blackpool Victoria Hospital
Blackpool, England, FY3 8NR
Royal Bournemouth Hospital
Bournemouth, England, BH7 7DW
Bradford Hospitals NHS Trust
Bradford, England, BD9 6RJ
Royal Sussex County Hospital
Brighton, England, BN2 5BE
Addenbrooke's Hospital at Cambridge University Hospitals NHS Foundation Trust
Cambridge, England, CB2 2QQ
St Helier Hospital
Carshalton, England, SM5 1AA
Countess of Chester Hospital
Chester, England, CH2 1UL
Chesterfield Royal Hospital
Chesterfield, England, S44 5BL
Saint Richards Hospital
Chichester, England, P019 4SE
Darlington Memorial
Darlington, England, DL3 6HX
Dartford & Gravesham NHS Trust, Joyce Green Hospital
Dartford Kent, England, DA1 5PL
Doncaster Royal Infirmary
Doncaster, England, DN2 5LT
Russells Hall Hospital
Dudley, England, DY1 2HQ
Dumfries Royal Infirmary
Dumfries, Scotland, DG1 4AP
Ulster Hospital
Dundonald, Northern Ireland, BT16
Bishop Auckland Hospital
Durham, England
Western General Hospital
Edinburgh, Scotland, EH4 2XU
Epsom General Hospital
Epsom Surrey, England, KT18 7E9
Queen Elizabeth Hospital
Gateshead, England, NE9 6SX
Queen Elizabeth Hospital
Gateshead-Tyne and Wear, England, NE9 6SX
Southern General Hospital
Glasgow, Scotland, G51 4TF
Gloucester Royal NHS Trust - Glouchester Royal Hospital
Gloucester, England, GL1 3NN
St. Luke's Cancer Centre at Royal Surrey County Hospital
Guildford, England, GU2 5XX
Nevill Hall Hospital
Gwent, Wales
Harrogate District Hospital
Harrogate, England, HG2 7SX
Hemel Hempstead General
Hemel Hempstead, England
Institute of Oncology and Radiology of Serbia
High Wycombe, England
Huddersfield Royal Infirmary
Huddersfield, West Yorks, England, HD3 3EA
Hull Royal Infirmary
Hull, England, HU3 2KZ
Raigmore Hospital
Inverness, Scotland, 1V2 3UJ
Victoria Hospital
Kirkcaldy, Scotland, KY2 5AH
Clinical Trials and Research Unit of the University of Leeds
Leeds, England, LS2 9N9
Leicester Royal Infirmary
Leicester, England, LE1 5WW
Royal Liverpool and Broadgreen Hospitals
Liverpool, England, L7 8XP
Walton General Hospital
Liverpool, England, L9 1AE
Aintree University Hospital
Liverpool, England, L9 7AL
Whipps Cross Hospital
London, England, E11 1NR
Royal Free and University College Medical School
London, England, NW1 2QG
Guy's and St. Thomas' Hospitals NHS Foundation Trust
London, England, SE1 9RT
St. George's Hospital
London, England, SW17 0QT
Royal Marsden NHS Foundation Trust - London
London, England, SW3 6JJ
West Middlesex Hospital
Middlesex, England, N18 1QZ
Northern Cancer Network
Newcastle upon Tyne, England, NE27 OQJ
Northampton General Hospital NHS Trust
Northampton, England, NN1 5BD
Nottingham City Hospital NHS Trust
Nottingham, England, NG5 1PB
Bassetlaw Hospital & Community Services NHS Trust
Nottinghamshire, England, S81 3SA
Farnborough Hospital
Orpington Kent, England, BR6 8ND
Wharfdale General Hospital
Otley, England, LS21 7AA
Royal Alexandra Hospital
Paisley, Scotland
Pontefract General Infirmary
Pontefract West Yorkshire, England, WF8 1PL
Craigavon Area Hospital
Portadown, Craigavon, Northern Ireland, BT63 5QQ
Berkshire Cancer Centre at Royal Berkshire Hospital
Reading, England, RG1 5AN
Oldchurch Hospital
Romford, England, RM7 OBE
Rotherham District General Hospital - NHS Trust
Rotherham, England, S60 2UD
Conquest Hospital
Saint Leonards-on-Sea, England, TN37 7RD
Scunthorpe General Hospital
Scunthorpe, England, DN15 7BH
Royal South Hants Hospital
Southampton, England, SO14 0YG
Southampton General Hospital
Southampton, England, SO16 6YD
Staffordshire General Hospital
Stafford, England, ST16 3SA
North Staffs Royal Infirmary
Stoke-on-Trent, England, ST4 7LN
St. Peter's Hospital NHS Trust
Surrey, England, KT 16 OPZ
Singleton Hospital
Swansea, Wales, SA 2 8QA
Torbay Hospital
Torquay Devon, England, TQ2 7AA
City Hospital - Birmingham
West Bromwich, England, B71 4HJ
Good Hope Hospital Trust
West Midlands, England, B75 7RR
Worthing Hospital
Worthing, England, BN11 2DH
Cancer Care Centre at York Hospital
York, England, Y031 8HE
Argentina2 sites
Hospital Italiano de Buenos Aires
Buenos Aires, CP1181ACH
Hospital Alvarez
Buenos Aires
Greece2 sites
University of Ioannina
Ioannina, GR-45110
University of Patras Medical School
Rio Patras, GR-26500
Russia1 site
Russian Academy of Medical Sciences Cancer Research Center
Moscow, 115478
About this study
Official title: Chronic Lymphocytic Leukemia Trial 4: A Randomized Comparison of Chlorambucil, Fludarabine and Fludarabine Plus Cyclophosphamide
RATIONALE: Drugs used in chemotherapy use different ways to stop cancer cells from dividing so they stop growing or die. It is not yet known which regimen of chemotherapy is more effective for chronic lymphocytic leukemia.
PURPOSE: This randomized phase III trial is studying chlorambucil to see how well it works compared to fludarabine and cyclophosphamide or fludarabine alone in treating patients with newly diagnosed chronic lymphocytic leukemia.
Read the detailed description
OBJECTIVES:
- Compare the survival rate of patients with newly diagnosed chronic lymphocytic leukemia treated with chlorambucil alone vs fludarabine with or without cyclophosphamide.
- Compare the response rate and duration of remission in patients treated with these regimens.
- Compare the toxic effects of these regimens in these patients.
- Compare the quality of life of patients treated with these regimens.
- Determine the impact of the drug response information provided by the DiSC assay on response rate and survival in relapsed or nonresponding patients.
- Assess the prognostic value of five genetic markers: trisomy 12 and deletions at 11q23, 13q14, p53, and 6q21 in patients treated with these regimens.
OUTLINE: This is a randomized study. Patients enter one of three treatment arms in the first randomization. Depending on response, some patients may also participate in a second randomization to one of two treatment arms.
- First randomization:
- Arm I: Patients receive oral chlorambucil daily for 7 days. Treatment repeats every 4 weeks until maximum response or up to 1 year.
- Arm II: Patients receive fludarabine IV or orally daily for 5 days. Treatment repeats every 4 weeks for 3-8 courses.
- Arm III: Patients receive cyclophosphamide IV and fludarabine IV for 3 days or orally daily for 5 days. Treatment repeats every 4 weeks for 3-8 courses.
Patients who relapse after being in remission for at least 1 year may repeat the initial therapy or may participate in a second randomization. Patients who experience progressive disease or relapse within 1 year after treatment proceed to a second randomization.
- Second randomization:
- Arm I: Treatment is guided by the results of the DiSC assay. Treatment may be one of the first-line treatments with fludarabine or standard CHOP chemotherapy repeated every 4 weeks (cyclophosphamide IV, doxorubicin IV, vincristine IV, and oral prednisolone on days 1-5) or any other therapy guided by the results of the DiSC assay.
- Arm II: Treatment is physician's choice, which may include any of the options in arm I.
Quality of life is assessed prior to initial therapy; at 3, 6, and 12 months; and then annually thereafter.
Patients are followed annually for survival.
PROJECTED ACCRUAL: A total of 750 patients will be accrued for this study within 6-7 years.
- Conditions
- Leukemia
- Being tested
- chlorambucil, cyclophosphamide, doxorubicin hydrochloride, fludarabine phosphate, prednisolone
- Keywords
- stage I chronic lymphocytic leukemia, stage II chronic lymphocytic leukemia, stage III chronic lymphocytic leukemia, B-cell chronic lymphocytic leukemia, stage 0 chronic lymphocytic leukemia
- Medical subject headings
- Leukemia, Leukemia, Lymphocytic, Chronic, B-Cell
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
chlorambucilDrug
cyclophosphamideDrug
prednisoloneDrug
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted27 Jan 2003 (estimated)
- Study startOct 1999
- Study completionJul 2007
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (8)Papers the sponsor has linked to this study.
- Other trials for LeukemiaStudies of the same condition, open and under way.
- 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
Sponsor and investigators
- Lead sponsor
- Leukemia Research Fund
- Sponsor type
- University, hospital or other
- Collaborators
- Medical Research Council
- Investigators
- Daniel Catovsky, MD, Study chair, Royal Marsden NHS Foundation Trust
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00004218
- Sponsor's protocol ID
- CDR0000067454
- Other IDs
- LRF-CLL4, LRG-MRC-LEUK-CLL4, EU-99030, MRC-LEUK-CLL4, EUDRACT-58585610, ISRCTN58585610
- Status last verified
- Jan 2006
- First submitted
- 28 Jan 2000
- Last updated
- 18 Dec 2013
- Results posted
- No
Publications
Else M, Cocks K, Crofts S, Wade R, Richards SM, Catovsky D, Smith AG; UK National Cancer Research Institute (NCRI) Chronic Lymphocytic Leukaemia Trials Group. Quality of life in chronic lymphocytic leukemia: 5-year results from the multicenter randomized LRF CLL4 trial. Leuk Lymphoma. 2012 Jul;53(7):1289-98. doi: 10.3109/10428194.2011.649479. Epub 2012 Mar 1.
PubMed 22168274Gonzalez D, Martinez P, Wade R, Hockley S, Oscier D, Matutes E, Dearden CE, Richards SM, Catovsky D, Morgan GJ. Mutational status of the TP53 gene as a predictor of response and survival in patients with chronic lymphocytic leukemia: results from the LRF CLL4 trial. J Clin Oncol. 2011 Jun 1;29(16):2223-9. doi: 10.1200/JCO.2010.32.0838. Epub 2011 Apr 11.
PubMed 21483000Wade R, Di Bernardo MC, Richards S, Rossi D, Crowther-Swanepoel D, Gaidano G, Oscier DG, Catovsky D, Houlston RS. Association between single nucleotide polymorphism-genotype and outcome of patients with chronic lymphocytic leukemia in a randomized chemotherapy trial. Haematologica. 2011 Oct;96(10):1496-503. doi: 10.3324/haematol.2011.043471. Epub 2011 Jun 9.
PubMed 21659360Oscier D, Wade R, Davis Z, Morilla A, Best G, Richards S, Else M, Matutes E, Catovsky D; Chronic Lymphocytic Leukaemia Working Group, UK National Cancer Research Institute. Prognostic factors identified three risk groups in the LRF CLL4 trial, independent of treatment allocation. Haematologica. 2010 Oct;95(10):1705-12. doi: 10.3324/haematol.2010.025338. Epub 2010 May 29.
PubMed 20511662Else M, Smith AG, Cocks K, Richards SM, Crofts S, Wade R, Catovsky D. Patients' experience of chronic lymphocytic leukaemia: baseline health-related quality of life results from the LRF CLL4 trial. Br J Haematol. 2008 Dec;143(5):690-7. doi: 10.1111/j.1365-2141.2008.07407.x. Epub 2008 Oct 18.
PubMed 19016733Catovsky D, Richards S, Matutes E, Oscier D, Dyer M, Bezares RF, Pettitt AR, Hamblin T, Milligan DW, Child JA, Hamilton MS, Dearden CE, Smith AG, Bosanquet AG, Davis Z, Brito-Babapulle V, Else M, Wade R, Hillmen P; UK National Cancer Research Institute (NCRI) Haematological Oncology Clinical Studies Group; NCRI Chronic Lymphocytic Leukaemia Working Group. Assessment of fludarabine plus cyclophosphamide for patients with chronic lymphocytic leukaemia (the LRF CLL4 Trial): a randomised controlled trial. Lancet. 2007 Jul 21;370(9583):230-239. doi: 10.1016/S0140-6736(07)61125-8.
PubMed 17658394Dearden CE, Wade RL, Else M, et al.: The combination of fludarabine and cyclophosphamide has a beneficial effect on the incidence of hemolytic anemia in chronic lymphocytic leukemia: results from the UK LRF CLL4 trial. [Abstract] Blood 110 (11): A-2044, 2007.
Skowronska A, Parker A, Ahmed G, Oldreive C, Davis Z, Richards S, Dyer M, Matutes E, Gonzalez D, Taylor AM, Moss P, Thomas P, Oscier D, Stankovic T. Biallelic ATM inactivation significantly reduces survival in patients treated on the United Kingdom Leukemia Research Fund Chronic Lymphocytic Leukemia 4 trial. J Clin Oncol. 2012 Dec 20;30(36):4524-32. doi: 10.1200/JCO.2011.41.0852. Epub 2012 Oct 22.
PubMed 23091097
Study at a glance
From the registry record, last updated by the sponsor on 18 Dec 2013. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Chronic Lymphocytic Leukemia Trial 4: A Randomized Comparison of Chlorambucil, Fludarabine and Fludarabine Plus Cyclophosphamide
- ClinicalTrials.gov ID
- NCT00004218
- Acronym / sponsor ID
- CDR0000067454
- Conditions
- Leukemia
- Keywords
- stage I chronic lymphocytic leukemia, stage II chronic lymphocytic leukemia, stage III chronic lymphocytic leukemia, B-cell chronic lymphocytic leukemia, stage 0 chronic lymphocytic leukemia
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Lead sponsor
- Leukemia Research FundUniversity, hospital or other
- Collaborators
- Medical Research Council
- Study start
- Oct 1999
- Study completion
- Jul 2007 (actual)
- First posted
- 27 Jan 2003 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
RATIONALE: Drugs used in chemotherapy use different ways to stop cancer cells from dividing so they stop growing or die. It is not yet known which regimen of chemotherapy is more effective for chronic lymphocytic leukemia.
PURPOSE: This randomized phase III trial is studying chlorambucil to see how well it works compared to fludarabine and cyclophosphamide or fludarabine alone in treating patients with newly diagnosed chronic lymphocytic leukemia.
Detailed description
OBJECTIVES:
- Compare the survival rate of patients with newly diagnosed chronic lymphocytic leukemia treated with chlorambucil alone vs fludarabine with or without cyclophosphamide.
- Compare the response rate and duration of remission in patients treated with these regimens.
- Compare the toxic effects of these regimens in these patients.
- Compare the quality of life of patients treated with these regimens.
- Determine the impact of the drug response information provided by the DiSC assay on response rate and survival in relapsed or nonresponding patients.
- Assess the prognostic value of five genetic markers: trisomy 12 and deletions at 11q23, 13q14, p53, and 6q21 in patients treated with these regimens.
OUTLINE: This is a randomized study. Patients enter one of three treatment arms in the first randomization. Depending on response, some patients may also participate in a second randomization to one of two treatment arms.
- First randomization:
- Arm I: Patients receive oral chlorambucil daily for 7 days. Treatment repeats every 4 weeks until maximum response or up to 1 year.
- Arm II: Patients receive fludarabine IV or orally daily for 5 days. Treatment repeats every 4 weeks for 3-8 courses.
- Arm III: Patients receive cyclophosphamide IV and fludarabine IV for 3 days or orally daily for 5 days. Treatment repeats every 4 weeks for 3-8 courses.
Patients who relapse after being in remission for at least 1 year may repeat the initial therapy or may participate in a second randomization. Patients who experience progressive disease or relapse within 1 year after treatment proceed to a second randomization.
- Second randomization:
- Arm I: Treatment is guided by the results of the DiSC assay. Treatment may be one of the first-line treatments with fludarabine or standard CHOP chemotherapy repeated every 4 weeks (cyclophosphamide IV, doxorubicin IV, vincristine IV, and oral prednisolone on days 1-5) or any other therapy guided by the results of the DiSC assay.
- Arm II: Treatment is physician's choice, which may include any of the options in arm I.
Quality of life is assessed prior to initial therapy; at 3, 6, and 12 months; and then annually thereafter.
Patients are followed annually for survival.
PROJECTED ACCRUAL: A total of 750 patients will be accrued for this study within 6-7 years.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
Who may qualify
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Child, Adult, Older adult
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 |
|---|---|---|
| chlorambucil | Drug | – |
| cyclophosphamide | Drug | – |
| doxorubicin hydrochloride | Drug | – |
| fludarabine phosphate | Drug | – |
| prednisolone | Drug | – |
| vincristine sulfate | Drug | – |
Primary outcome
Not reported in the source record.
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 18 Dec 2013.
- Results publication: PubMed 22168274Else M, Cocks K, Crofts S, Wade R, Richards SM, Catovsky D, Smith AG; UK National Cancer Research Institute (NCRI) Chronic Lymphocytic Leukaemia Trials Group. Quality of life in chronic lymphocytic leukemia: 5-year results from the multicenter randomized LRF CLL4 trial. Leuk Lymphoma. 2012 Jul;53(7):1289-98. doi: 10.3109/10428194.2011.649479. Epub 2012 Mar 1.
- Results publication: PubMed 21483000Gonzalez D, Martinez P, Wade R, Hockley S, Oscier D, Matutes E, Dearden CE, Richards SM, Catovsky D, Morgan GJ. Mutational status of the TP53 gene as a predictor of response and survival in patients with chronic lymphocytic leukemia: results from the LRF CLL4 trial. J Clin Oncol. 2011 Jun 1;29(16):2223-9. doi: 10.1200/JCO.2010.32.0838. Epub 2011 Apr 11.
- Results publication: PubMed 21659360Wade R, Di Bernardo MC, Richards S, Rossi D, Crowther-Swanepoel D, Gaidano G, Oscier DG, Catovsky D, Houlston RS. Association between single nucleotide polymorphism-genotype and outcome of patients with chronic lymphocytic leukemia in a randomized chemotherapy trial. Haematologica. 2011 Oct;96(10):1496-503. doi: 10.3324/haematol.2011.043471. Epub 2011 Jun 9.
- Results publication: PubMed 20511662Oscier D, Wade R, Davis Z, Morilla A, Best G, Richards S, Else M, Matutes E, Catovsky D; Chronic Lymphocytic Leukaemia Working Group, UK National Cancer Research Institute. Prognostic factors identified three risk groups in the LRF CLL4 trial, independent of treatment allocation. Haematologica. 2010 Oct;95(10):1705-12. doi: 10.3324/haematol.2010.025338. Epub 2010 May 29.
- Results publication: PubMed 19016733Else M, Smith AG, Cocks K, Richards SM, Crofts S, Wade R, Catovsky D. Patients' experience of chronic lymphocytic leukaemia: baseline health-related quality of life results from the LRF CLL4 trial. Br J Haematol. 2008 Dec;143(5):690-7. doi: 10.1111/j.1365-2141.2008.07407.x. Epub 2008 Oct 18.
- Results publication: PubMed 17658394Catovsky D, Richards S, Matutes E, Oscier D, Dyer M, Bezares RF, Pettitt AR, Hamblin T, Milligan DW, Child JA, Hamilton MS, Dearden CE, Smith AG, Bosanquet AG, Davis Z, Brito-Babapulle V, Else M, Wade R, Hillmen P; UK National Cancer Research Institute (NCRI) Haematological Oncology Clinical Studies Group; NCRI Chronic Lymphocytic Leukaemia Working Group. Assessment of fludarabine plus cyclophosphamide for patients with chronic lymphocytic leukaemia (the LRF CLL4 Trial): a randomised controlled trial. Lancet. 2007 Jul 21;370(9583):230-239. doi: 10.1016/S0140-6736(07)61125-8.
- Results publicationDearden CE, Wade RL, Else M, et al.: The combination of fludarabine and cyclophosphamide has a beneficial effect on the incidence of hemolytic anemia in chronic lymphocytic leukemia: results from the UK LRF CLL4 trial. [Abstract] Blood 110 (11): A-2044, 2007.
- Derived from this study: PubMed 23091097Skowronska A, Parker A, Ahmed G, Oldreive C, Davis Z, Richards S, Dyer M, Matutes E, Gonzalez D, Taylor AM, Moss P, Thomas P, Oscier D, Stankovic T. Biallelic ATM inactivation significantly reduces survival in patients treated on the United Kingdom Leukemia Research Fund Chronic Lymphocytic Leukemia 4 trial. J Clin Oncol. 2012 Dec 20;30(36):4524-32. doi: 10.1200/JCO.2011.41.0852. Epub 2012 Oct 22.
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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.
Daniel Catovsky, MD study chair
Royal Marsden NHS Foundation Trust
86 sites in 8 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing chlorambucil, cyclophosphamide and doxorubicin hydrochloride in people with Leukemia, run by Leukemia Research Fund at 86 sites in 8 countries.
The full registered description is in the About this study section and the official record.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 18 Dec 2013. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 86 sites in United Kingdom, Argentina, Greece, Ireland, Croatia and 3 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?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
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.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT00004218, which also lists 8 linked publications.
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 18 Dec 2013.