Non-Small Cell Lung CancerPhase 3NCT03924869
Efficacy and Safety Study of Stereotactic Body Radiotherapy (SBRT) With or Without Pembrolizumab (MK-3475) in Adults With Unresected Stage I or II Non-Small Cell Lung Cancer (NSCLC) (MK-3475-867/KEYNOTE-867)
A Phase 3 study testing Stereotactic Body Radiotherapy (SBRT) and Pembrolizumab in people with Non-Small Cell Lung Cancer, run by Merck Sharp & Dohme LLC at 194 sites in 24 countries.
Trial summary
The purpose of this study is to assess the efficacy and safety of stereotactic body radiotherapy (SBRT) plus pembrolizumab (MK-3475) in the treatment of adult participants with unresected Stage I or II (Stage IIB N0, M0) non-small cell lung cancer (NSCLC). Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Non-Small Cell Lung Cancer
- What is being tested?
- Stereotactic Body Radiotherapy (SBRT) and Pembrolizumab
- Type of treatment
- Injection or infusion, Surgery or procedure
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 448 participants
- Where
- 194 sitesin 24 countries
- Study dates
- 25 Jun 2019to 20 Jan 2025
- 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
- Has previously untreated non-small cell lung cancer (NSCLC) diagnosed by histology or cytology and confirmed as Stage I or II (T1 to limited T3, N0, M0) NSCLC (American Joint Committee on Cancer, AJCC) by chest computed tomography (CT) and positron emission tomography (PET) scan. Participants with pericardium invasion, >2 nodules or 2 nodules that cannot be treated in one field (>2 cm apart and/or total planned target volume [PTV] >163 cc) and diaphragm elevation suggestive of phrenic nerve invasion are excluded
- Cannot undergo thoracic surgery due to existing medical illness(es) as determined by the site's multi-disciplinary tumor board. Medically operable participants who decide to treat with stereotactic body radiotherapy (SBRT) as definitive therapy rather than surgery are also eligible, if patient's unwillingness to undergo surgical resection is clearly documented
- Has a Eastern Cooperative Oncology Group (ECOG) Performance Status of 0, 1, or 2
- Is able to receive SBRT and does not have an ultra-centrally located tumor
- Has adequate organ function within 7 days prior to the start of study treatment
- A female is eligible to participate if she is not pregnant, not breastfeeding, and at least one of the following conditions applies: a) not a women of childbearing potential (WOCBP) OR b) A WOCBP and uses contraceptive method that is highly effective (with a failure rate of <1% per year), or be abstinent from heterosexual intercourse as their preferred and usual lifestyle (abstinent on a long-term and persistent basis), during the intervention period and for at least 120 days after the last dose of pembrolizumab/placebo and 180 days after the last radiotherapy dose
- Male participants are eligible to participate if they agree to the following during the intervention period and for at least 90 days after the last dose of radiotherapy: refrain from donating sperm plus either be abstinent from heterosexual intercourse as their preferred and usual lifestyle (abstinent on a long-term and persistent basis) and agree to remain abstinent or must agree to use contraception per study protocol, unless confirmed to be azoospermic
- Has a radiation therapy plan approved by the central radiation therapy quality assurance vendor
Who cannot join
- Has received prior therapy with an anti-programmed cell death-1 (anti-PD-1), anti-programmed cell death-ligand 1 (anti-PD-L1), or anti PD-L2 agent or with an agent directed to another stimulatory or co-inhibitory T-cell receptor (e.g. cytotoxic T-lymphocyte-associated antigen 4 [CTLA-4], tumor necrosis factor receptor superfamily member 4 [OX-40], tumor necrosis factor receptor superfamily member 9 [CD137])
- Has received prior radiotherapy to the thorax, including radiotherapy to the esophagus, mediastinum, or breast
- Has received a live vaccine within 30 days prior to the first dose of study intervention
- Has received an investigational agent or has used an investigational device within 4 weeks prior to the first dose of study intervention administration
- Has a diagnosis of immunodeficiency or is receiving chronic systemic steroid therapy (in dosing exceeding 10 mg daily of prednisone equivalent) or any other form of immunosuppressive therapy within 7 days prior the first dose of study treatment
- Has a known additional malignancy that is progressing or has required active treatment within the past 3 years. A prior NSCLC that occurred and was treated curatively at least 2 years prior to the date of the current diagnosis would be considered a separate primary lung cancer, and therefore an additional malignancy. Note: Participants with basal cell carcinoma of the skin, squamous cell carcinoma of the skin, or carcinoma in situ (e.g. breast c carcinoma, cervical cancer in situ) that have undergone potentially curative therapy are not excluded.
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- Has a known hypersensitivity (≥Grade 3) to pembrolizumab and/or any of its excipients
- Has a history of (non-infectious) pneumonitis that required steroids or has current pneumonitis
- Has a known history of Hepatitis B or known active Hepatitis C virus infection
- Has an active autoimmune disease that has required systemic treatment in past 2 years, except replacement therapy
- Has an active infection requiring systemic therapy
- Has a known history of human immunodeficiency virus (HIV) infection
- Has a known history of active tuberculosis (TB; Bacillus tuberculosis)
- Is pregnant or breastfeeding or expecting to conceive or father children within the projected duration of the study, starting with the screening visit through 120 days after the last dose of pembrolizumab/placebo and 180 days after the last radiotherapy dose
- Have not adequately recovered from major surgery or have ongoing surgical complications
- Has had an allogenic tissue/solid organ transplant
Trial locations and contacts
194 sites in 24 countries.
194 sites in 24 countries
United States42 sites
Lehigh Valley Hospital- Cedar Crest ( Site 3005)
Allentown, Pennsylvania, 18103
Alaska Oncology and Hematology ( Site 3063)
Anchorage, Alaska, 99508
Sinai Hospital of Baltimore ( Site 3011)
Baltimore, Maryland, 21215
Sanford Bemidji ( Site 0080)
Bemidji, Minnesota, 56601
St. Luke's University Health Network ( Site 3006)
Bethlehem, Pennsylvania, 18015
St. Vincent Healthcare Frontier Cancer Center ( Site 3012)
Billings, Montana, 59102
University of Alabama ( Site 0099)
Birmingham, Alabama, 35233
Massachusetts General Hospital-Cancer Center Protocol Office ( Site 3007)
Boston, Massachusetts, 02114
University of Missouri Hospital ( Site 3058)
Columbia, Missouri, 65212
Mass General / North Shore Center for Outpatient Care ( Site 3040)
Danvers, Massachusetts, 01923
National Jewish Health ( Site 0010)
Denver, Colorado, 80206
Hematology-Oncology Associates of CNY ( Site 3055)
East Syracuse, New York, 13057
Sanford Health Roger Maris Cancer Center ( Site 0079)
Fargo, North Dakota, 58102
Banner MD Anderson Cancer Center ( Site 3029)
Gilbert, Arizona, 85234
Goshen Center for Cancer Care ( Site 0022)
Goshen, Indiana, 46526
John Theurer Cancer Center at Hackensack University Medical Center ( Site 3036)
Hackensack, New Jersey, 07601
Penn State University Milton S. Hershey Medical Center ( Site 0064)
Hershey, Pennsylvania, 17033
Franciscan Health Indianapolis ( Site 0024)
Indianapolis, Indiana, 46237
Mountain States Health Alliance ( Site 3054)
Johnson City, Tennessee, 37604
University of Tennessee Medical Center Knoxville ( Site 3010)
Knoxville, Tennessee, 37920
University of Kentucky School of Medicine & Hospitals ( Site 0026)
Lexington, Kentucky, 40536
CARTI Cancer Center ( Site 3045)
Little Rock, Arkansas, 72205
USC Norris Comprehensive Cancer Center ( Site 0007)
Los Angeles, California, 90033
University of Minnesota ( Site 0069)
Minneapolis, Minnesota, 55455
Infirmary Cancer Care ( Site 3044)
Mobile, Alabama, 36607
Vanderbilt University Medical Center ( Site 0075)
Nashville, Tennessee, 37232
Rutgers Cancer Institute of New Jersey ( Site 0043)
New Brunswick, New Jersey, 08903-2681
Yale University ( Site 0011)
New Haven, Connecticut, 06510
Mount Sinai Hospital ( Site 0046)
New York, New York, 10029
Mid Florida Hematology and Oncology Center ( Site 0067)
Orange City, Florida, 32763
Veterans Affairs Palo Alto Health Care System ( Site 3039)
Palo Alto, California, 94304
Fox Chase Cancer Center ( Site 0051)
Philadelphia, Pennsylvania, 19111
Allegheny General Hospital ( Site 3028)
Pittsburgh, Pennsylvania, 15212
Sanford Cancer Center Oncology Clinic ( Site 0053)
Sioux Falls, South Dakota, 57104
Cancer Care Northwest ( Site 0063)
Spokane Valley, Washington, 99216
Cox Medical Center North-Cox Medical Center/Hulston Cancer Center/ Radiation Oncology ( Site 3060)
Springfield, Missouri, 65807
H. Lee Moffitt Cancer Center and Research Institute ( Site 0016)
Tampa, Florida, 33612
Westchester Medical Center ( Site 3057)
Valhalla, New York, 10595
William E. Kahlert Regional Cancer Center ( Site 3031)
Westminster, Maryland, 21157
White Plains Hospital ( Site 3014)
White Plains, New York, 10601
University of Massachusetts ( Site 0029)
Worcester, Massachusetts, 01655
Lankenau Medical Center ( Site 3041)
Wynnewood, Pennsylvania, 19096
Japan17 sites
Chiba University Hospital ( Site 2806)
Chiba, 260-8677
University of Yamanashi Hospital ( Site 2807)
Chūō, Yamanashi, 409-3898
National Hospital Organization Kyushu Cancer Center ( Site 2816)
Fukuoka, 811-1395
Kansai Medical University Hospital ( Site 2808)
Hirakata, Osaka, 573-1191
Hiroshima University Hospital ( Site 2810)
Hiroshima, 734-8551
National Cancer Center Hospital East ( Site 2800)
Kashiwa, Chiba, 2778577
Kobe Minimally Invasive Cancer Center ( Site 2811)
Kobe, Hyōgo, 650-0046
Kurume University Hospital ( Site 2815)
Kurume, Fukuoka, 830-0011
Aichi Cancer Center Hospital ( Site 2804)
Nagoya, Aichi-ken, 464-8681
Niigata Cancer Center Hospital ( Site 2801)
Niigata, 951-8566
Osaka International Cancer Institute ( Site 2812)
Osaka, 541-8567
Sendai Kousei Hospital ( Site 2814)
Sendai, Miyagi, 980-0873
Osaka Medical and Pharmaceutical University Hospital ( Site 2813)
Takatsuki, Osaka, 5698686
Tokyo Metropolitan Komagome Hospital ( Site 2802)
Tokyo, 113-8677
The Cancer Institute Hospital of JFCR ( Site 2803)
Tokyo, 135-8550
Showa University Hospital ( Site 2805)
Tokyo, 142-8666
University of Tsukuba Hospital ( Site 2809)
Tsukuba, Ibaraki, 305-8576
Hungary14 sites
Semmelweis University ( Site 2303)
Budapest, 1085
Orszagos Koranyi Pulmonologiai Intezet ( Site 2304)
Budapest, 1121
Orszagos Koranyi Pulmonologiai Intezet ( Site 2306)
Budapest, 1121
Orszagos Onkologiai Intezet ( Site 2308)
Budapest, 1122
Debreceni Egyetem Klinikai Kozpont ( Site 2301)
Debrecen, Hajdú-Bihar, 4032
Farkasgyepui Tudogyogyintezet ( Site 2313)
Farkasgyepű, Veszprém megye, 8582
Petz Aladar Megyei Oktato Korhaz ( Site 2305)
Győr, Győr-Moson-Sopron, 9024
Somogy Megyei Kaposi Mor Oktato Korhaz ( Site 2307)
Kaposvár, Somogy County, 7400
Bacs-Kiskun Varmegyei Oktatokorhaz-Onkoradiologiai Kozpont ( Site 2311)
Kecskemét, Bács-Kiskun county, 6000
CRU Hungary KFT ( Site 2309)
Miskolc, Borsod-Abauj Zemplen county, 3529
Pécsi Tudományegyetem Klinikai Központ-Onkoterápiás Intézet ( Site 2314)
Pécs, Baranya, 7624
Fejer Megyei Szent Gyorgy Egyetemi Oktato Korhaz ( Site 2312)
Székesfehérvár, Fejér, 8000
Jász-Nagykun-Szolnok Vármegyei Hetényi Géza Kórház ( Site 2310)
Szolnok, Jász-Nagykun-Szolnok, 5004
Törökbálinti Tüdőgyógyintézet ( Site 2302)
Törökbálint, Pest County, 2045
United Kingdom12 sites
University Hospitals Bristol NHS Foundation Trust ( Site 1802)
Bristol, Bristol, City of, BS2 8ED
Darlington Memorial Hospital NHS Trust ( Site 1810)
Darlington, DLX 6HX
Leicester Royal Infirmary ( Site 1811)
Leicester, Leicestershire, LE1 5WW
Clatterbridge Cancer Center NHS FT ( Site 1800)
Liverpool, England, L7 8YA
Royal Free London NHS Foundation Trust ( Site 1813)
London, Camden, NW3 2QG
University College London Hospital NHS Foundation Trust ( Site 1806)
London, London, City of, NW1 2BU
Guy s and St Thomas Hospital NHS Foundation Trust ( Site 1808)
London, London, City of, SE1 9RT
Mount Vernon Hospital ( Site 1803)
Northwood, HA6 2RN
Norfolk and Norwich University Foundation NHS Trust ( Site 1805)
Norwich, Norfolk, NR47UY
Oxford University Hospitals NHS Foundation Trust ( Site 1812)
Oxford, Oxfordshire, OX3 7LE
Lancashire Teaching Hospitals NHS Foundation Trust ( Site 1809)
Preston, Lancashire, PR2 9HT
Weston Park Hospital ( Site 1801)
Sheffield, Derbyshire, S10 2SJ
Canada9 sites
Health Sciences North Research Institute ( Site 0107)
Greater Sudbury, Ontario, P3E 5J1
Kingston Health Sciences Centre ( Site 0100)
Kingston, Ontario, K7L 2V7
Trillium Health Partners - Credit Valley Hospital ( Site 0102)
Mississauga, Ontario, L5M 2N1
Moncton Hospital - Horizon Health Network ( Site 0105)
Moncton, New Brunswick, E1C 6Z8
CIUSSS de l Est de L Ile de Montreal - Hopital Maisonneuve-Rosemont ( Site 0110)
Montreal, Quebec, H1T 2M4
McGill University Health Centre ( Site 0113)
Montreal, Quebec, H4A 3J1
The Ottawa Hospital ( Site 0104)
Ottawa, Ontario, K1H 8L6
Sault Area Hospital ( Site 0101)
Sault Ste. Marie, Ontario, P6B 0A8
CHUS - Hopital Fleurimont ( Site 0111)
Sherbrooke, Quebec, J1H 5N4
France9 sites
Hopital Sud du Amiens ( Site 1115)
Amiens, Somme, 80054
Institut Bergonie ( Site 1102)
Bordeaux, Gironde, 33076
CHU de Brest -Site Hopital Morvan ( Site 1100)
Brest, Finistere, 29200
Institut Regional du Cancer de Montpellier - ICM ( Site 1108)
Montpellier, Herault, 34298
Institut Curie ( Site 1112)
Paris, 75005
Hopital Cochin ( Site 1107)
Paris, 75014
A.P.H. Paris. Hopital Bichat Claude Bernard ( Site 1114)
Paris, 75877
CHU Poitiers ( Site 1109)
Poitiers, Ain, 86021
CHU de Rouen ( Site 1113)
Rouen, Seine-Maritime, 76000
Argentina8 sites
Hospital Italiano de Buenos Aires-Clinical Oncology ( Site 0206)
ABB, Buenos Aires F.D., C1199ABB
Hospital Britanico de Buenos Aires ( Site 0204)
Buenos Aires, Buenos Aires F.D., C1280AEB
IDIM Instituto de Diagnostico e Investigaciones Metabolicas ( Site 0208)
Buenos Aires, 1012
Hospital Aleman ( Site 0200)
Buenos Aires, C1118AAT
Instituto Medico Especializado Alexander Fleming ( Site 0203)
Buenos Aires, C1426ANZ
CEMIC ( Site 0201)
Buenos Aires, C1431
Sanatorio Parque ( Site 0207)
Rosario, Santa Fe Province, S2000DSV
Hospital Provincial del Centenario ( Site 0205)
Rosario, Santa Fe Province, S2002KDS
Brazil8 sites
Clínica de Oncologia Reichow ( Site 0319)
Blumenau, Santa Catarina, 89010-340
Hospital e Maternidade Celso Pierro ( Site 0313)
Campinas, São Paulo, 13060-904
Irmandade da Santa Casa de Misericordia de Porto Alegre ( Site 0318)
Porto Alegre, Rio Grande do Sul, 90050-170
Uniao Brasileira de Educacao e Assistencia Hospital Sao Lucas da Pucrs ( Site 0301)
Porto Alegre, Rio Grande do Sul, 90610-000
Instituto Nacional Do Cancer Jose Alencar Gomes Da Silva ( Site 0305)
Rio de Janeiro, 20231-050
Instituto do Cancer do Estado de Sao Paulo - ICESP ( Site 0300)
São Paulo, 01246-000
Hospital Paulistano - Amil Clinical Research ( Site 0316)
São Paulo, 01321-001
A.C. Camargo Cancer Center ( Site 0312)
São Paulo, 01509-900
Germany8 sites
Charite Universitaetsmedizin Berlin ( Site 1207)
Berlin, 13353
Universitaetsklinikum Erlangen ( Site 1209)
Erlangen, Bavaria, 91054
Universitaetsklinikum Essen ( Site 1201)
Essen, North Rhine-Westphalia, 45147
Klinikum Esslingen-Klinik für Kardiologie und Pneumologie ( Site 1208)
Esslingen am Neckar, Baden-Wurttemberg, 73730
UKGM Gießen/Marburg-Medical Clinic V ( Site 1210)
Giessen, Hesse, 35392
Evangelisches Krankenhaus Hamm gGmbH ( Site 1205)
Hamm, North Rhine-Westphalia, 59063
Universitaetsklinikum Heidelberg. ( Site 1204)
Heidelberg, Baden-Wurttemberg, 69126
Pius Hospital Oldenburg ( Site 1202)
Oldenburg, Lower Saxony, 26121
Russia8 sites
Chelyabinsk Regional Clinical Oncology Dispensary ( Site 2014)
Chelyabinsk, Chelyabinsk Oblast, 454087
Republican Clinical Oncology Dispensary of Tatarstan MoH ( Site 2001)
Kazan', Tatarstan, Respublika, 420029
GUZ Lipetsk Regional Oncology Dispensary ( Site 2010)
Lipetsk, Lipetsk Oblast, 398005
N.N.Blokhin Russian Cancer Research center ( Site 2013)
Moscow, Moscow, 115478
Russian Scientific Center of Roentgenoradiology ( Site 2011)
Moscow, Moscow, 117997
Medical institute named after Berezin Sergey ( Site 2009)
Saint Petersburg, Sankt-Peterburg, 197758
Scientific Research Oncology Institute n.a. N.N.Petrov ( Site 2000)
Saint Petersburg, Sankt-Peterburg, 197758
Sverdlovsk Regional Oncology Hospital ( Site 2012)
Yekaterinburg, Sverdlovsk Oblast, 620036
Turkey (Türkiye)8 sites
Baskent Adana Dr Turgut Noyan Uygulama ve Arastirma Merkezi ( Site 2105)
Adana, 01250
Hacettepe University Medical Faculty ( Site 2100)
Ankara, 06100
Dr Abdurrahman Yurtaslan Oncology Training and Research Hospital ( Site 2101)
Ankara, 06200
Göztepe Prof. Dr. Süleyman Yalçın Şehir Hastanesi-oncology ( Site 2116)
Istanbul, 34722
Kartal Training and Research Hospital ( Site 2102)
Istanbul, 34890
I.E.U. Medical Point Hastanesi ( Site 2115)
Izmir, 35520
Erciyes University Medical Faculty ( Site 2109)
Kayseri, 38030
Sakarya Universitesi Tip Fakultesi Hastanesi ( Site 2114)
Sakarya, 54290
Ukraine7 sites
Medical center Medikal Plaza of Ecodnipro LLC ( Site 2207)
Dnipro, Dnipropetrovsk Oblast, 49055
Medical Center of Yuriy Spizhenko LLC.-Clinical Trial ( Site 2205)
Kapitanivka Village, Kyivska Oblast, 08111
Regional Centre of Oncology-Thoracic organs ( Site 2202)
Kharkiv, Kharkiv Oblast, 61070
Medical Center Asklepion LLC ( Site 2208)
Khodosovka, Kyivska Oblast, 08173
Ukrainian Center of Tomotherapy ( Site 2206)
Kropyvnitskiy, Kirovohrad Oblast, 25011
Medical and Diagnostic Centre LLC Dobryi Prognoz ( Site 2203)
Kyiv, Kyivska Oblast, 03126
Kyiv City Clinical Oncology Centre ( Site 2200)
Kyiv, 03115
Poland6 sites
Centrum Onkologii im. prof. Franciszka ukaszczyka-Ambulatorium Chemioterapii ( Site 2407)
Bydgoszcz, Kuyavian-Pomeranian Voivodeship, 85-796
Narodowy Instytut Onkologii - Oddzial w Gliwicach ( Site 2403)
Gliwice, Silesian Voivodeship, 44-101
Szpital Specjalistyczny im. Ludwika Rydygiera w Krakowie ( Site 2400)
Krakow, Lesser Poland Voivodeship, 31-826
Wojewodzkie Wielospecjalistyczne Centrum Onkologii i Traumatologii ( Site 2402)
Lodz, Łódź Voivodeship, 93-513
SPZOZ MSWIA z Warminsko-Mazurskim Centrum Onkologii w Olsztynie ( Site 2404)
Olsztyn, Warmian-Masurian Voivodeship, 10-228
Narodowy Instytut Onkologii im. Marii Sklodowskiej-Curie - Panstwowy Instytut Badawczy w Warszawie (
Warsaw, Masovian Voivodeship, 02-781
Australia5 sites
Royal Brisbane and Women s Hospital ( Site 2502)
Herston, Queensland, 4029
Icon Cancer Centre Hobart ( Site 2507)
Hobart, Tasmania, 7000
Austin Health ( Site 2501)
Melbourne, Victoria, 3084
Port Macquarie Base Hospital ( Site 2500)
Port Macquarie, New South Wales, 2444
GenesisCare North Shore ( Site 2508)
St Leonards, New South Wales, 2065
Italy5 sites
Ospedale Santissima Annunziata ( Site 1303)
Chieti, 66100
A.O. Universitaria Careggi ( Site 1301)
Florence, 50134
Policlinico di Modena ( Site 1306)
Modena, 41124
Policlinico Agostino Gemelli ( Site 1302)
Roma, 00168
Azienda Ospedaliera S. Giovanni Addolorata-Oncologia Medica ( Site 1309)
Roma, 00185
South Korea5 sites
Chungbuk National University Hospital ( Site 2605)
Cheongju-si, North Chungcheong, 28644
National Cancer Center ( Site 2604)
Goyang-si, Kyonggi-do, 10408
The Catholic University of Korea St. Vincent s Hospital ( Site 2606)
Gyeonggi-do, Kyonggi-do, 16247
Seoul National University Hospital ( Site 2600)
Seoul, 03080
Samsung Medical Center ( Site 2603)
Seoul, 06351
Austria4 sites
Landeskrankenhaus - Universitatsklinikum Graz ( Site 0804)
Graz, Styria, 8036
Universitatsklinik LKH Innsbruck ( Site 0802)
Innsbruck, Tyrol, 6020
Keppler Universitatsklinikum ( Site 0806)
Linz, Upper Austria, 4021
Social Medical Center - Otto Wagner Hospital ( Site 0801)
Vienna, State of Vienna, 1145
Spain4 sites
Hospital General Universitari Vall d Hebron ( Site 1602)
Barcelona, 08035
Hospital General Universitario Gregorio Maranon ( Site 1604)
Madrid, 28009
Hospital Universitario Quiron Madrid ( Site 1601)
Pozuelo de Alarcón, Madrid, 28223
Hospital Universitario La Fe ( Site 1603)
Valencia, Valenciana, Comunitat, 46206
Taiwan4 sites
Kaohsiung Medical University Chung-Ho Memorial Hospital ( Site 3304)
Kaohsiung City, 807
Taipei Medical University Hospital ( Site 3303)
Taipei, 110301
Taipei Veterans General Hospital ( Site 3301)
Taipei, 11217
Tri-Service General Hospital ( Site 3300)
Taipei City, Taipei, 114
Netherlands3 sites
Meander Medisch Centrum-Studie Team Oncologie ( Site 1403)
Amersfoort, Utrecht, 3813 TZ
Ziekenhuis Rijnstate ( Site 1405)
Arnhem, Gelderland, 6815 AD
Tergooiziekenhuizen, locatie Hilversum-Oncology ( Site 1407)
Hilversum, North Holland, 1213 XZ
Norway3 sites
Helse Bergen HF Haukeland Universitetssykehus ( Site 1502)
Bergen, Vestfold, 5021
Oslo Universitetssykehus HF Ulleval Sykehus ( Site 1500)
Oslo, 0450
St Olavs Hospital ( Site 1504)
Trondheim, Sor-Trondelag, 7030
Romania2 sites
Institutul Oncologic-Oncologie Medicala ( Site 3202)
Cluj-Napoca, 400015
Amethyst Radiotherapy Center-Oncologie Medicala ( Site 3201)
Florești, Cluj, 407280
Switzerland2 sites
Hopitaux Universitaires de Geneve HUG ( Site 1706)
Geneva, Canton of Geneva, 1211
Universitaetsspital Zuerich ( Site 1700)
Zurich, Canton of Zurich, 8091
New Zealand1 site
Auckland City Hospital ( Site 2900)
Grafton, Auckland, 1023
About this study
Official title: A Phase 3, Randomized, Placebo-Controlled Clinical Study to Evaluate the Safety and Efficacy of Stereotactic Body Radiotherapy (SBRT) With or Without Pembrolizumab (MK-3475) in Participants With Unresected Stages I or II Non Small Cell Lung Cancer (NSCLC) (KEYNOTE-867)
The purpose of this study is to assess the efficacy and safety of stereotactic body radiotherapy (SBRT) plus pembrolizumab (MK-3475) in the treatment of adult participants with unresected Stage I or II (Stage IIB N0, M0) non-small cell lung cancer (NSCLC).
The primary study hypothesis is SBRT plus pembrolizumab prolongs Event-free Survival (EFS) compared to SBRT plus placebo (normal saline solution).
Read the detailed description
As of protocol amendment 8, the study was stopped due to an interim analysis that did not support the study primary and key secondary endpoints. All study participants stopped ongoing treatment with pembrolizumab/placebo, and must complete end of trial and safety follow-up visits.
- Conditions
- Non-Small Cell Lung Cancer
- Being tested
- Stereotactic Body Radiotherapy (SBRT), Pembrolizumab, Placebo
- Keywords
- Programmed Cell Death-1 (PD1, PD-1), Programmed Death-Ligand 1 (PDL1, PD-L1), Programmed Cell Death Receptor Ligand 2 (PDL2, PD-L2)
- Medical subject headings
- Carcinoma, Non-Small-Cell Lung, Parkinson Disease 4, Autosomal Dominant Lewy Body
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Stereotactic Body Radiotherapy (SBRT)Radiation
SBRT will be administered once every 3 days for 3, 4, 5, or 8 fractions (dependent on tumor type/location; 45-70 Gray [Gy] total) over approximately 2 weeks.
PembrolizumabBiological
Also called MK-3475, KEYTRUDA®
Pembrolizumab will be administered at 200 mg via IV infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year).
PlaceboDrug
Placebo (normal saline solution) will be administered at 200 mg via IV infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year).
| Study group | Role | What they receive |
|---|---|---|
| SBRT + Pembrolizumab | Experimental | Participants receive SBRT once every 3 days for 3, 4, 5, or 8 fractions (dependent on tumor type/location; 45-70 Gray [Gy] total) over approximately 2 weeks PLUS pembrolizumab 200 mg via intravenous (IV) infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year). Each cycle is 21 days. Receives: Radiation: Stereotactic Body Radiotherapy (SBRT); Biological: Pembrolizumab |
| SBRT + Placebo | Placebo comparator | Participants receive SBRT once every 3 days for 3, 4, 5, or 8 fractions (dependent on tumor type/location; 45-70 Gy total) over approximately 2 weeks PLUS placebo (normal saline solution) via IV infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year). Each cycle is 21 days. Receives: Radiation: Stereotactic Body Radiotherapy (SBRT); Drug: Placebo |
What is being measured
The primary outcome is the main question the study is designed to answer.
Event-free Survival (EFS)
EFS was defined as the time from randomization to the first occurrence of any of the following events: 1) local, regional, or distant recurrence of disease as assessed by radiographic recurrence by blinded independent central review (BICR), positive pathology by local assessment, physical examination by local assessment confirmed by positive pathology and/or radiographic recurrence by BICR, OR 2) death due to any cause. EFS was reported for each arm.
Measured: Up to approximately 56.8 months
Secondary outcomes (9)
Overall Survival (OS)
OS was defined as the time from date of randomization to date of death from any cause. OS was reported for each arm.
Measured: Up to approximately 56.8 months
Time to Death or Distant Metastases (TDDM)
TTDM was defined as the time from randomization to the first documented distant metastases or death from any cause, whichever occurred first. The TDDM was reported for each arm.
Measured: Up to approximately 56.8 months
Number of Participants Who Experienced an Adverse Event (AE)
An AE was defined as any untoward medical occurrence in a participant, temporally associated with the use of study treatment, whether or not considered related to the study treatment. The number of participants who experienced an AE were reported.
Measured: Up to approximately 64 months
Number of Participants Who Discontinued Study Treatment Due to an Adverse Event (AE)
An AE was defined as any untoward medical occurrence in a participant, temporally associated with the use of study treatment, whether or not considered related to the study treatment. The number of participants who discontinued study treatment due to an AE were reported.
Measured: Up to approximately 16 months
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Global Health Status/Quality of Life (Items 29 and 30) Score
The EORTC QLQ-C30 is a questionnaire to assess the overall quality of life of cancer patients. Participant responses to the questions "How would you rate your overall health during the past week?" and "How would you rate your overall quality of life during the past week?" were scored on a 7-point scale (1=Very Poor to 7=Excellent). The combined score of Global Health Status (EORTC QLQ-C30 Item 29) and Quality of Life (EORTC QLQ-C30 Item 30) was computed by averaging the raw scores of the 2 items and then applying a linear transformation to standardize the average score, so that the combined scores ranged from 0-100. A higher score indicates a better outcome. The change from baseline in GHS/QoL combined score was reported for each arm.
Measured: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Lung Cancer Module 13 (EORTC QLQ-LC13) Cough (Item 31) Score
The EORTC QLQ-C30 is a questionnaire to assess the overall quality of life of cancer patients. The EORTC QLQ-LC13 is a lung cancer-specific supplemental questionnaire used in combination with the EORTC QLQ-C30. Participant responses to the EORTC QLQ-LC13 question "How much did you cough?" were scored on a 4-point scale (1=Not at All to 4=Very Much). Using linear transformation, raw scores were standardized, so that scores ranged from 0 to 100. A lower score indicates a better outcome. The change from baseline in cough (EORTC QLQ LC13 Item 31) score was reported for each arm.
Measured: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Lung Cancer Module 13 (EORTC QLQ-LC13) Chest Pain (Item 40) Score
The EORTC QLQ-C30 is a questionnaire to assess the overall quality of life of cancer patients. The EORTC QLQ-LC13 is a lung cancer-specific supplemental questionnaire used in combination with the EORTC QLQ-C30. Participant responses to the question "Have you had pain in your chest?" were scored on a 4-point scale (1=Not at All to 4=Very Much). Using linear transformation, raw scores were standardized, so that scores ranged from 0 to 100. A lower score indicates a better outcome. The change from baseline in chest pain (EORTC QLQ-LC13 Item 40) score was reported for each arm.
Measured: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Dyspnea (Item 8) Score
The EORTC QLQ-C30 is a questionnaire to assess the overall quality of life of cancer patients. Participant responses to the question "Were you short of breath?" were scored on a 4-point scale (1=Not at All to 4=Very Much). Using linear transformation, raw scores were standardized, so that scores ranged from 0 to 100. A lower score indicates a better outcome. The change from baseline in dyspnea (EORTC QLQ-C30 Item 8) score was reported for each arm.
Measured: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-C30 (EORTC QLQ-C30) Physical Functioning (Items 1-5) Score
The EORTC QLQ-C30 is a questionnaire to assess the overall quality of life of cancer patients. Participant responses to 5 questions about their physical functioning were scored on a 4-point scale (1=Not at All to 4=Very Much). Using linear transformation, raw scores were standardized, so that scores ranged from 0 to 100. A higher score indicates a better quality of life. The change from baseline in Physical Functioning (EORTC QLQ-C30 Items 1-5) combined score was reported for each arm.
Measured: Baseline and up to 24 weeks
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted23 Apr 2019
- Study start25 Jun 2019
- Primary completion11 Jun 2024
- Study completion20 Jan 2025
Why it stopped: Terminated for business reasons
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.
- Publications (2)Papers the sponsor has linked to this study.
- Other trials for Non-Small Cell Lung CancerStudies of the same condition, open and under way.
- More trials run by Merck Sharp & Dohme LLCThe 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
- Double blind
- Who is masked
- Participant, Investigator
- Enrolment
- 448 participants (actual)
Sponsor and investigators
- Lead sponsor
- Merck Sharp & Dohme LLC
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Medical Director, Study director, Merck Sharp & Dohme LLC
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT03924869
- Sponsor's protocol ID
- 3475-867
- Other IDs
- MK-3475-867, KEYNOTE-867, 194909, 2022-500413-11-00, U1111-1275-8515, 2018-004320-11, 2018
- Status last verified
- Nov 2025
- First submitted
- 22 Apr 2019
- Last updated
- 11 Dec 2025
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
- Individual data sharing
- Yes: https://trialstransparency.msdclinicaltrials.com/pdf/ProcedureAccessClinicalTrialData.pdf
Publications
Jabbour SK, Soter S, Eaton M, Galffy G, Kowalski D, Hata A, Valdivia A, Frost N, Levchenko E, Monteiro M, Haridass A, Bouchard M, Lee KH, Ahn MJ, Hughes BGM, Durham A, Xu Y, Samkari A, Song A, Pircher A. KEYNOTE-867: A Phase III, Randomized, Double-Blind Study of Stereotactic Body Radiotherapy With Pembrolizumab for Unresected Stage I or II Non-Small Cell Lung Cancer. J Clin Oncol. 2026 Oct 28:JCO2600404. doi: 10.1200/JCO-26-00404. Online ahead of print.
PubMed 42950173Swaminath A, Parpia S, Wierzbicki M, Kundapur V, Faria S, Okawara GS, Tsakiridis TK, Ahmed N, Bujold A, Hirmiz K, Owen T, Leong N, Ramchandar K, Filion E, Lau H, Gabos Z, Thompson R, Yaremko B, Mehiri S, Louie AV, Quan K, Levine MN, Wright JR, Whelan TJ. Stereotactic vs Hypofractionated Radiotherapy for Inoperable Stage I Non-Small Cell Lung Cancer: The LUSTRE Phase 3 Randomized Clinical Trial. JAMA Oncol. 2024 Nov;10(11):1571-1575. doi: 10.1001/jamaoncol.2024.3089. Epub 2024 Sep 19.
PubMed 39298144
Study at a glance
From the registry record, last updated by the sponsor on 11 Dec 2025. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase 3, Randomized, Placebo-Controlled Clinical Study to Evaluate the Safety and Efficacy of Stereotactic Body Radiotherapy (SBRT) With or Without Pembrolizumab (MK-3475) in Participants With Unresected Stages I or II Non Small Cell Lung Cancer (NSCLC) (KEYNOTE-867)
- ClinicalTrials.gov ID
- NCT03924869
- Acronym / sponsor ID
- 3475-867
- Conditions
- Non-Small Cell Lung Cancer
- Keywords
- Programmed Cell Death-1 (PD1, PD-1), Programmed Death-Ligand 1 (PDL1, PD-L1), Programmed Cell Death Receptor Ligand 2 (PDL2, PD-L2)
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- TerminatedReason stopped: Terminated for business reasons
- Enrolment
- 448 participants (actual)
- Lead sponsor
- Merck Sharp & Dohme LLCIndustry (pharma, biotech, devices)
- Study start
- 25 Jun 2019 (actual)
- Primary completion
- 11 Jun 2024 (actual)
- Study completion
- 20 Jan 2025 (actual)
- First posted
- 23 Apr 2019 (actual)
- Results
- Posted 11 May 2025
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this study is to assess the efficacy and safety of stereotactic body radiotherapy (SBRT) plus pembrolizumab (MK-3475) in the treatment of adult participants with unresected Stage I or II (Stage IIB N0, M0) non-small cell lung cancer (NSCLC).
The primary study hypothesis is SBRT plus pembrolizumab prolongs Event-free Survival (EFS) compared to SBRT plus placebo (normal saline solution).
Detailed description
As of protocol amendment 8, the study was stopped due to an interim analysis that did not support the study primary and key secondary endpoints. All study participants stopped ongoing treatment with pembrolizumab/placebo, and must complete end of trial and safety follow-up visits.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind (participant, investigator)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| SBRT + Pembrolizumab | Experimental | Radiation: Stereotactic Body Radiotherapy (SBRT), Biological: PembrolizumabParticipants receive SBRT once every 3 days for 3, 4, 5, or 8 fractions (dependent on tumor type/location; 45-70 Gray [Gy] total) over approximately 2 weeks PLUS pembrolizumab 200 mg via intravenous (IV) infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year). Each cycle is 21 days. |
| SBRT + Placebo | Placebo comparator | Radiation: Stereotactic Body Radiotherapy (SBRT), Drug: PlaceboParticipants receive SBRT once every 3 days for 3, 4, 5, or 8 fractions (dependent on tumor type/location; 45-70 Gy total) over approximately 2 weeks PLUS placebo (normal saline solution) via IV infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year). Each cycle is 21 days. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (8 listed)
- Has previously untreated non-small cell lung cancer (NSCLC) diagnosed by histology or cytology and confirmed as Stage I or II (T1 to limited T3, N0, M0) NSCLC (American Joint Committee on Cancer, AJCC) by chest computed tomography (CT) and positron emission tomography (PET) scan. Participants with pericardium invasion, >2 nodules or 2 nodules that cannot be treated in one field (>2 cm apart and/or total planned target volume [PTV] >163 cc) and diaphragm elevation suggestive of phrenic nerve invasion are excluded
- Cannot undergo thoracic surgery due to existing medical illness(es) as determined by the site's multi-disciplinary tumor board. Medically operable participants who decide to treat with stereotactic body radiotherapy (SBRT) as definitive therapy rather than surgery are also eligible, if patient's unwillingness to undergo surgical resection is clearly documented
- Has a Eastern Cooperative Oncology Group (ECOG) Performance Status of 0, 1, or 2
- Is able to receive SBRT and does not have an ultra-centrally located tumor
- Has adequate organ function within 7 days prior to the start of study treatment
Key exclusion criteria (16 listed)
- Has received prior therapy with an anti-programmed cell death-1 (anti-PD-1), anti-programmed cell death-ligand 1 (anti-PD-L1), or anti PD-L2 agent or with an agent directed to another stimulatory or co-inhibitory T-cell receptor (e.g. cytotoxic T-lymphocyte-associated antigen 4 [CTLA-4], tumor necrosis factor receptor superfamily member 4 [OX-40], tumor necrosis factor receptor superfamily member 9 [CD137])
- Has received prior radiotherapy to the thorax, including radiotherapy to the esophagus, mediastinum, or breast
- Has received a live vaccine within 30 days prior to the first dose of study intervention
- Has received an investigational agent or has used an investigational device within 4 weeks prior to the first dose of study intervention administration
- Has a diagnosis of immunodeficiency or is receiving chronic systemic steroid therapy (in dosing exceeding 10 mg daily of prednisone equivalent) or any other form of immunosuppressive therapy within 7 days prior the first dose of study 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 |
|---|---|---|
| Stereotactic Body Radiotherapy (SBRT)SBRT will be administered once every 3 days for 3, 4, 5, or 8 fractions (dependent on tumor type/location; 45-70 Gray [Gy] total) over approximately 2 weeks. | Radiation | SBRT + Pembrolizumab, SBRT + Placebo |
| PembrolizumabAlso: MK-3475, KEYTRUDA®Pembrolizumab will be administered at 200 mg via IV infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year). | Biological | SBRT + Pembrolizumab |
| PlaceboPlacebo (normal saline solution) will be administered at 200 mg via IV infusion once every 3 weeks for up to 17 cycles (up to approximately 1 year). | Drug | SBRT + Placebo |
Primary outcome
Event-free Survival (EFS)
Time frame: Up to approximately 56.8 months
EFS was defined as the time from randomization to the first occurrence of any of the following events: 1) local, regional, or distant recurrence of disease as assessed by radiographic recurrence by blinded independent central review (BICR), positive pathology by local assessment, physical examination by local assessment confirmed by positive pathology and/or radiographic recurrence by BICR, OR 2) death due to any cause. EFS was reported for each arm.
9 secondary outcomes
Overall Survival (OS)
Time frame: Up to approximately 56.8 months
Time to Death or Distant Metastases (TDDM)
Time frame: Up to approximately 56.8 months
Number of Participants Who Experienced an Adverse Event (AE)
Time frame: Up to approximately 64 months
Number of Participants Who Discontinued Study Treatment Due to an Adverse Event (AE)
Time frame: Up to approximately 16 months
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Global Health Status/Quality of Life (Items 29 and 30) Score
Time frame: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Lung Cancer Module 13 (EORTC QLQ-LC13) Cough (Item 31) Score
Time frame: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Lung Cancer Module 13 (EORTC QLQ-LC13) Chest Pain (Item 40) Score
Time frame: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Dyspnea (Item 8) Score
Time frame: Baseline and up to 24 weeks
Change From Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-C30 (EORTC QLQ-C30) Physical Functioning (Items 1-5) Score
Time frame: Baseline and up to 24 weeks
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 11 Dec 2025.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 42950173Jabbour SK, Soter S, Eaton M, Galffy G, Kowalski D, Hata A, Valdivia A, Frost N, Levchenko E, Monteiro M, Haridass A, Bouchard M, Lee KH, Ahn MJ, Hughes BGM, Durham A, Xu Y, Samkari A, Song A, Pircher A. KEYNOTE-867: A Phase III, Randomized, Double-Blind Study of Stereotactic Body Radiotherapy With Pembrolizumab for Unresected Stage I or II Non-Small Cell Lung Cancer. J Clin Oncol. 2026 Oct 28:JCO2600404. doi: 10.1200/JCO-26-00404. Online ahead of print.
- Derived from this study: PubMed 39298144Swaminath A, Parpia S, Wierzbicki M, Kundapur V, Faria S, Okawara GS, Tsakiridis TK, Ahmed N, Bujold A, Hirmiz K, Owen T, Leong N, Ramchandar K, Filion E, Lau H, Gabos Z, Thompson R, Yaremko B, Mehiri S, Louie AV, Quan K, Levine MN, Wright JR, Whelan TJ. Stereotactic vs Hypofractionated Radiotherapy for Inoperable Stage I Non-Small Cell Lung Cancer: The LUSTRE Phase 3 Randomized Clinical Trial. JAMA Oncol. 2024 Nov;10(11):1571-1575. doi: 10.1001/jamaoncol.2024.3089. Epub 2024 Sep 19.
- Merck Clinical Trials InformationLink provided by the sponsor.
- Individual participant dataSharing planned: Yes. https://trialstransparency.msdclinicaltrials.com/pdf/ProcedureAccessClinicalTrialData.pdf
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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.
Medical Director study director
Merck Sharp & Dohme LLC
194 sites in 24 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing Stereotactic Body Radiotherapy (SBRT) and Pembrolizumab in people with Non-Small Cell Lung Cancer, run by Merck Sharp & Dohme LLC at 194 sites in 24 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 8 inclusion and 16 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: stopped early, as of the sponsor's last update on 11 Dec 2025. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 194 sites in United States, Japan, Hungary, United Kingdom, Canada and 19 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. Some participants in this study may receive a placebo. 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 11 May 2025). 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?
Event-free Survival (EFS) (time frame: Up to approximately 56.8 months). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT03924869, which also lists 2 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 11 Dec 2025.