Metastatic Non Small Cell Lung CancerPhase 2NCT04725188
Pembrolizumab/Vibostolimab Coformulation (MK-7684A) or Pembrolizumab/Vibostolimab Coformulation Plus Docetaxel Versus Docetaxel for Metastatic Non Small Cell Lung Cancer (NSCLC) With Progressive Disease After Platinum Doublet Chemotherapy and Immunotherapy (MK-7684A-002, KEYVIBE-002)
A Phase 2 study testing Pembrolizumab/Vibostolimab coformulation and Docetaxel in people with Metastatic Non Small Cell Lung Cancer, run by Merck Sharp & Dohme LLC at 95 sites in 20 countries.
Trial summary
The main purpose of this study is to compare pembrolizumab/vibostolimab coformulation (MK-7684A) plus docetaxel or pembrolizumab/vibostolimab coformulation to normal saline placebo plus docetaxel. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Metastatic Non Small Cell Lung Cancer
- What is being tested?
- Pembrolizumab/Vibostolimab coformulation and Docetaxel
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 255 participants
- Where
- 95 sitesin 20 countries
- Study dates
- 20 Apr 2021to 17 Oct 2024
- Phase
- Phase 2
- 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 a histologically or cytologically confirmed diagnosis of metastatic non-small cell lung cancer (NSCLC)
- Has confirmation that epidermal growth factor receptor (EGFR), anaplastic lymphoma kinase (ALK), or reactive oxygen species (ROS) 1 directed therapy is not indicated as primary therapy
- Has progressive disease (PD) on treatment with one prior anti-programmed cell death 1 (PD-1)/ programmed cell death ligand 1 (PD-L1) monoclonal antibody (mAb) administered either as monotherapy or in combination with other checkpoint inhibitors or other therapies
- Retreatment with the same anti-PD-L1/PD-L1 mAb is acceptable in the overall course of treatment
- Has PD as determined by the investigator after platinum doublet chemotherapy for metastatic disease
- Has measurable disease defined as at least 1 measurable lesion by computed tomography (CT) or magnetic resonance imaging (MRI), based on Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1)
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- Has provided tumor tissue for PD-L1 biomarker analysis from an archival sample or newly obtained core or excisional biopsy of a tumor lesion not previously irradiated
- Has a life expectancy of at least 3 months
- Has an Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 to 1 assessed within 7 days prior to randomization
- Male participants randomized to docetaxel are eligible to participant if they agree to refrain from donating sperm, and either 1) be abstinent from heterosexual intercourse; or 2) must agree to follow contraceptive guidance as per study protocol unless confirmed to be azoospermic during the intervention period and for at least 180 days after the last dose of docetaxel
- Female participants must be not pregnant, not breastfeeding, and not be a woman of child-bearing potential (WOCBP). A WOCBP is eligible is she agrees to either use contraception, or be abstinent from heterosexual intercourse during the intervention period and for ≥120 days after the last dose of study intervention. If a WOCBP is randomized to docetaxel, she agrees not to donate eggs and either uses contraception or be abstinent from heterosexual intercourse during the treatment period and for ≥180 days after the last dose of docetaxel
- Has adequate organ function
Who cannot join
- Has known active or untreated central nervous system (CNS) metastases and/or carcinomatous meningitis
- Has a known history of an additional malignancy, except if the participant has undergone potentially curative therapy with no evidence of that disease recurrence for at least 3 years since initiation of that therapy
- Has received docetaxel as monotherapy or in combination with other therapies
- Has received previous treatment with another agent targeting the T-cell immunoreceptor with immunoglobulin [Ig] and immunoreceptor tyrosine-based inhibitory motif [ITIM] domains (TIGIT) pathway
- Has received radiotherapy within 2 weeks of start of study intervention. One week washout is permitted for palliative radiation to non-CNS disease
- Has received a live or live-attenuated vaccine within 30 days before the first dose of study intervention
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- Is currently participating in or has participated in a study of an investigational agent or has used an investigational device within 4 weeks before the first dose of study intervention
- Has severe hypersensitivity (≥Grade 3) to docetaxel or pembrolizumab/vibostolimab coformulation and/or any of its excipients
- Has an active autoimmune disease that has required systemic treatment in past 2 years
- Has a diagnosis of immunodeficiency or is receiving chronic systemic steroid therapy or any other form of immunosuppressive therapy within 7 days before the first dose of study intervention
- Has interstitial lung disease, or history of pneumonitis requiring steroids for treatment
- Has known history of active human immunodeficiency virus (HIV), Hepatitis B or Hepatitis C
- Has had an allogenic tissue/solid organ transplant
- Has a known psychiatric or substance abuse disorder that would interfere with the participant's ability to cooperate with the requirements of the study
Trial locations and contacts
95 sites in 20 countries.
95 sites in 20 countries
United States10 sites
University of Maryland ( Site 2528)
Baltimore, Maryland, 21201
University of Cincinnati Medical Center-University of Cincinnati Cancer Center ( Site 2526)
Cincinnati, Ohio, 45219
St Francis Cancer Center-Research Office ( Site 2531)
Greenville, South Carolina, 29607
Hattiesburg Clinic Hematology/Oncology ( Site 2511)
Hattiesburg, Mississippi, 39401
Baptist Health Lexington-Research ( Site 2502)
Lexington, Kentucky, 40503
Cedars-Sinai Medical Center ( Site 2522)
Los Angeles, California, 90048
Illinois Cancer Care ( Site 2534)
Peoria, Illinois, 61615
Mercy Research - Cancer and Hematology Center ( Site 2535)
Springfield, Missouri, 65804
Mercy Research - David C. Pratt Cancer Center ( Site 2532)
St Louis, Missouri, 63109
Montefiore- Einstein Center for Cancer Care-Oncology ( Site 2509)
The Bronx, New York, 10461
France9 sites
Centre Hospitalier d'Avignon-Service d'Oncologie médicale et d'hématologie clinique ( Site 1004)
Avignon, Vaucluse, 84000
Clinique Ambroise Paré ( Site 1007)
Beuvry, Pas-de-Calais, 62660
Institut Bergonié - Centre Régional de Lutte Contre Le Cance-Medical Oncology ( Site 1009)
Bordeaux, Aquitaine, 33000
Centre Hospitalier Universitaire de Caen - Hôpital Côte de Nacre ( Site 1006)
Caen, Calvados, 14033
Centre Hospitalier du Mans ( Site 1002)
Le Mans, Sarthe, 72037
Nouvel Hôpital Civil (NHC) ( Site 1000)
Strasbourg, Alsace, 67000
HIA Sainte Anne ( Site 1003)
Toulon, Var, 83800 Cedex 9
CHU de Toulouse - Hopital Larrey-service de pneumologie ( Site 1008)
Toulouse, Haute-Garonne, 31059
Gustave Roussy ( Site 1005)
Villejuif, Val-de-Marne, 94800
Russia9 sites
Moscow Clinical Research Center-Chemotherapy department ( Site 1910)
Moscow, Moscow, 111123
Central Clinical Hospital of the Presidential Administrative Department ( Site 1902)
Moscow, Moscow, 121359
Hadassah Medical-Oncology department ( Site 1912)
Moscow, Moscow Oblast, 121205
Nizhegorodsky Regional Oncology Dispensary, Branch #2-chemotherapy ( Site 1909)
Nizhny Novgorod, Nizhny Novgorod Oblast, 603081
Budgetary Healthcare Institution of Omsk Region Clinical Oncology Dispensary ( Site 1908)
Omsk, Omsk Oblast, 644013
Saint Petersburg State University-Clinic of advanced medical technologies n. a. Nicolay I. Pirogov (
Saint Petersburg, Leningradskaya Oblast', 190020
Saint-Petersburg City Clinical Oncology Dispensary-Department of chemotherapy ( Site 1911)
Saint Petersburg, Leningradskaya Oblast', 198255
GBUZ LOKB-Oncology department #1 ( Site 1905)
Saint Petersburg, Sankt-Peterburg, 194291
N.N.Petrov Research Institute of Oncology-Department of Chemotherapy and Innovative Technologies ( S
Saint Petersburg, Sankt-Peterburg, 197758
Italy8 sites
CRO-IRCCS-medical oncology ( Site 1304)
Aviano, Pordenone, 33081
Azienda Ospedaliera Universitaria Careggi-SOD ONCOLOGIA MEDICA ( Site 1306)
Florence, Tuscany, 50134
Ospedale San Raffaele-Oncologia Medica ( Site 1305)
Milan, 20132
Istituto Europeo di Oncologia IRCCS-Divisione di Oncologia Toracica ( Site 1301)
Milan, 20141
Azienda Ospedaliera Dei Colli-U.O.C Pneumologia Oncologica DH PNL ONC ( Site 1308)
Naples, Napoli, 80131
Azienda Sanitaria Ospedaliera S Luigi Gonzaga-Oncologia Polmonare ( Site 1300)
Orbassano, Torino, 10043
Fondazione Policlinico Universitario Agostino Gemelli-Medical Oncology ( Site 1303)
Roma, 00168
Azienda Ospedaliera S. Giovanni Addolorata-Oncologia Medica ( Site 1307)
Rome, Lazio, 00184
Argentina6 sites
Centro de Oncología e Investigación de Buenos Aires ( Site 0008)
Berazategui, Buenos Aires, B1884BBF
Hospital Privado Universitario de Córdoba ( Site 0001)
Córdoba, 5016
Fundación CORI para la Investigación y Prevención del Cáncer ( Site 0005)
La Rioja, F5300COE
Hospital Privado de Comunidad ( Site 0004)
Mar del Plata, Buenos Aires, 7600
Instituto de Investigaciones Clínicas Mar del Plata ( Site 0002)
Mar del Plata, Buenos Aires, 7600
Instituto de Oncología de Rosario ( Site 0003)
Rosario, Santa Fe Province, S2000KZE
Belgium5 sites
UZ Brussel ( Site 0336)
Brussels, Bruxelles-Capitale, Region de, 1090
Grand Hôpital de Charleroi-Oncology & Hematology ( Site 0337)
Charleroi, Hainaut, 6000
Jessa Ziekenhuis-Pulmonology & Thoracic Oncology ( Site 0338)
Hasselt, Limburg, 3500
AZ Sint-Maarten, Campus Leopoldstraat 2 ( Site 0333)
Mechelen, Antwerpen, 2800
AZ Nikolaas ( Site 0334)
Sint-Niklaas, Oost-Vlaanderen, 1932
Germany5 sites
Helios Klinikum Emil von Behring Berlin-Zehlendorf ( Site 1106)
Berlin, 14165
Universitätsklinikum Bonn ( Site 1111)
Bonn, North Rhine-Westphalia, 53127
Klinikverbund Allgaeu gGmbH ( Site 1109)
Immenstadt im Allgäu, Bavaria, 87509
Onkologie Ravensburg ( Site 1104)
Ravensburg, Baden-Wurttemberg, 88212
Helios Dr. Horst Schmidt Kliniken ( Site 1108)
Wiesbaden, Hesse, 65199
Taiwan5 sites
Chang Gung Memorial Hospital at Kaohsiung ( Site 2303)
Kaohsiung Niao Sung Dist, Kaohsiung, 83301
Taichung Veterans General Hospital-Chest ( Site 2307)
Taichung, 40705
NATIONAL CHENG-KUNG UNI. HOSP.-clinical trial center ( Site 2302)
Tainan, 704
National Taiwan University Hospital-Oncology ( Site 2304)
Taipei, 10002
Mackay Memorial Hospital-Chest Medicine ( Site 2305)
Taipei, 10449
Brazil4 sites
Hospital Nossa Senhora da Conceição ( Site 0403)
Porto Alegre, Rio Grande do Sul, 91350-200
Centro de Tratamento de Tumores Botafogo - CTTB-Pesquisa Clínica ( Site 0402)
Rio de Janeiro, 22250-905
ICESP - INSTITUTO DO CÂNCER DO ESTADO DE SÃO PAULO-Pesquisa Clinica ( Site 0400)
São Paulo, São Paulo, 01246-000
Hospital Paulistano ( Site 0406)
São Paulo, 01321-000
Finland4 sites
Oulun yliopistollinen sairaala ( Site 0902)
Oulu, North Ostrobothnia, 90220
Tampereen yliopistollinen sairaala-Oncology ( Site 0906)
Tampere, Pirkanmaa, 33520
Turku University Hospital-The Department of Pulmonary Medicine ( Site 0905)
Turku, Southwest Finland, 20520
Vaasan Keskussairaala ( Site 0903)
Vaasa, Pohjanmaa, 65130
Israel4 sites
Soroka Medical Center ( Site 1202)
Beersheba, 8410101
Rambam Health Care Campus-Oncology ( Site 1203)
Haifa, 3109601
Shaare Zedek Medical Center-Oncology ( Site 1206)
Jerusalem, 9103102
Sourasky Medical Center ( Site 1205)
Tel Aviv, 6423906
Malaysia4 sites
Hospital Sultan Ismail ( Site 1503)
Johor Bahru, Johor, 81100
Hospital Tengku Ampuan Afzan ( Site 1500)
Kuantan, Pahang, 25100
University Malaya Medical Centre ( Site 1501)
Lembah Pantai, Kuala Lumpur, 59100
Beacon Hospital Sdn Bhd ( Site 1504)
Petaling Jaya, Selangor, 46050
South Korea4 sites
Chungbuk National University Hospital-Internal medicine ( Site 2004)
Cheongju-si, North Chungcheong, 28644
Seoul National University Bundang Hospital ( Site 2003)
Seongnam, Kyonggi-do, 13620
Asan Medical Center-Oncology ( Site 2000)
Songpagu, Seoul, 05505
The Catholic University Of Korea St. Vincent's Hospital-Medical Oncology ( Site 2005)
Suwon, Kyonggi-do, 16247
Spain4 sites
HOSPITAL CLÍNIC DE BARCELONA-ICHMO- Clinic Institut of Haematological and Oncological diseases ( Sit
Barcelona, Catalonia, 08036
Hospital de la Santa Creu i Sant Pau-Oncología Médica ( Site 2102)
Barcelona, Catalonia, 08041
HOSPITAL GENERAL UNIVERSITARIO GREGORIO MARAÑON-ONCOLOGY ( Site 2101)
Madrid, 28009
Hospital Universitario Virgen de Valme-Departamento de Oncologia ( Site 2103)
Seville, 41014
Australia3 sites
Canberra Hospital ( Site 0104)
Canberra, Australian Capital Territory, 2605
Fiona Stanley Hospital-Medical Oncology ( Site 0102)
Murdoch, Western Australia, 6150
Gold Coast University Hospital-Clinical Trials Service ( Site 0106)
Southport, Queensland, 4215
Austria3 sites
Medizinische Universität Graz ( Site 0201)
Graz, Styria, 8036
Ordensklinikum Linz GmbH Elisabethinen-Department of Pneumology ( Site 0203)
Linz, Upper Austria, 4020
Klinik Floridsdorf-Abteilung für Innere Medizin und Pneumologie ( Site 0204)
Vienna, 1210
Denmark3 sites
Rigshospitalet ( Site 0702)
Copenhagen, Capital Region, 2100
Odense Universitetshospital ( Site 0700)
Odense, Region Syddanmark, 5000
Sygehus Soenderjylland-Kraeftambulatoriet ( Site 0705)
Sønderborg, Region Syddanmark, 6400
Poland2 sites
Przychodnia Lekarska KOMED ( Site 1704)
Konin, Greater Poland Voivodeship, 62-500
Narodowy Instytut Onkologii im. Marii Sklodowskiej-Curie - P-Klinika Nowotworow Pluca i Klatki Pier
Warsaw, Masovian Voivodeship, 02-781
Thailand2 sites
Chulalongkorn University ( Site 2403)
Bangkok, Bangkok, 10330
Faculty of Medicine Siriraj Hospital ( Site 2400)
Bangkok, Bangkok, 10700
Switzerland1 site
Ospedale Regionale Bellinzona e Valli ( Site 2203)
Bellinzona, Canton Ticino, 6500
About this study
Official title: A Phase 2, Multicenter, Randomized Study to Compare the Efficacy and Safety of MK-7684A or MK-7684A Plus Docetaxel Versus Docetaxel Monotherapy in the Treatment of Participants With Metastatic Non-small Cell Lung Cancer With Progressive Disease After Treatment With a Platinum Doublet Chemotherapy and Immunotherapy
The main purpose of this study is to compare pembrolizumab/vibostolimab coformulation (MK-7684A) plus docetaxel or pembrolizumab/vibostolimab coformulation to normal saline placebo plus docetaxel. Participants with metastatic non-small cell lung cancer (NSCLC) and progressive disease (PD) after platinum doublet chemotherapy and treatment with one prior anti- programmed cell death 1 (PD-1)/ programmed cell death ligand 1(PD-L1) monoclonal antibody (mAb). MK-7684A is a coformulation product of pembrolizumab/vibostolimab. The dual primary hypotheses of the study are pembrolizumab/vibostolimab coformulation plus docetaxel and pembrolizumab/vibostolimab coformulation is superior to normal saline placebo plus docetaxel with respect to progression free survival (PFS) per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) by blinded independent central review (BICR).
Read the detailed description
Participants may receive additional 17 cycles of pembrolizumab/vibostolimab (each cycle length = 21 days) for an additional 1 year of treatment as second course phase at investigator's discretion.
- Conditions
- Metastatic Non Small Cell Lung Cancer
- Being tested
- Pembrolizumab/Vibostolimab coformulation, Docetaxel, Placebo
- Keywords
- Programmed Cell Death Receptor 1 (PD-1), Programmed Cell Death Receptor Ligand 1 (PD-L1), Programmed Cell Death Receptor Ligand 2 (PD-L2), PD-1, PDL1, PD-L1, 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.
Pembrolizumab/Vibostolimab coformulationBiological
Also called MK-7684A
Pembrolizumab 200 mg + vibostolimab 200 mg/20 mL vial IV infusion Q3W up to approximately 2 years.
DocetaxelDrug
Also called Taxotere
Docetaxel 75 mg^m2 IV infusion Q3W until discontinuation due to progressive disease or unacceptable toxicity. Docetaxel will serve as part of an experimental treatment in Arm 1, and as an active comparator in Arm 3.
PlaceboDrug
Normal saline IV infusion Q3W up to approximately 2 years
| Study group | Role | What they receive |
|---|---|---|
| Arm 1: Pembrolizumab/Vibostolimab coformulation + Docetaxel | Experimental | Participants receive pembrolizumab/vibostolimab (coformulation of 200 mg pembrolizumab and 200 mg vibostolimab) via intravenous (IV) infusion once every 3 weeks (Q3W) for up to 35 cycles up to approximately 2 years plus docetaxel 75 mg/m^2 via IV infusion Q3W. Each cycle will be 21 days. Receives: Biological: Pembrolizumab/Vibostolimab coformulation; Drug: Docetaxel |
| Arm 2: Pembrolizumab/Vibostolimab coformulation | Experimental | Participants receive pembrolizumab/vibostolimab (coformulation of 200 mg pembrolizumab and 200 mg vibostolimab) via IV infusion Q3W for up to 35 cycles up to approximately 2 years. Each cycle will be 21 days. Receives: Biological: Pembrolizumab/Vibostolimab coformulation |
| Arm 3: Placebo + Docetaxel | Active comparator | Participants receive normal saline placebo via IV infusion Q3W for up to 35 cycles up to approximately 2 years plus docetaxel 75 mg/m^2 IV infusion Q3W. Each cycle will be 21 days. Receives: Drug: Docetaxel; Drug: Placebo |
What is being measured
The primary outcome is the main question the study is designed to answer.
Progression Free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) by Blinded Independent Central Review (BICR) Assessment
PFS is defined as the time from randomization to the first documented disease progression (PD) or death due to any cause, whichever occurs first. Per RECIST 1.1, PD is defined as ≥20% increase in the sum of diameters of target lesions. In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of ≥5 mm. The appearance of one or more new lesions is also considered PD. PFS as assessed by BICR is presented.
Measured: Up to approximately 21 months
Secondary outcomes (5)
Objective Response Rate (ORR) Per RECIST 1.1 by BICR Assessment
ORR is defined as the percentage of participants who have a confirmed complete response (CR: Disappearance of all target lesions) or a partial response (PR: At least a 30% decrease in the sum of diameters of target lesions) per RECIST 1.1. The percentage of participants who experience a CR or PR as assessed by BICR based on RECIST 1.1 is presented.
Measured: Up to approximately 21 months
Overall Survival (OS)
OS is defined as the time from randomization to the date of death due to any cause.
Measured: Up to approximately 21 months
Duration of Response (DOR) Per RECIST 1.1 by BICR Assessment
For participants who demonstrate a confirmed CR (Disappearance of all target lesions) or confirmed PR (At least a 30% decrease in the sum of diameters of target lesions) per RECIST 1.1, DOR is defined as the time from first documented evidence of CR or PR until disease progression (PD) or death. Per RECIST 1.1, PD is defined as at least a 20% increase in the sum of diameters of target lesions. In addition to the relative increase of 20%, the sum must also have demonstrated an absolute increase of at least 5 mm. The appearance of one or more new lesions was also considered PD. The DOR as assessed by BICR is presented.
Measured: Up to approximately 21 months
Number of Participants Who Experienced an Adverse Event (AE)
An AE was any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. The number of participants who experienced an AE is reported here.
Measured: Up to approximately 39 months
Number of Participants Who Discontinued Study Treatment Due to an AE
An AE was any untoward medical occurrence in a clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention. The number of participants who discontinued study treatment due to an AE is reported here.
Measured: Up to approximately 27 months
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted26 Jan 2021
- Study start20 Apr 2021
- Primary completion26 Jan 2023
- Study completion17 Oct 2024
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 Metastatic 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 2
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
- Who is masked
- Participant, Investigator
- Enrolment
- 255 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
- NCT04725188
- Sponsor's protocol ID
- 7684A-002
- Other IDs
- MK-7684A-002, KEYVIBE-002, 2022-501252-28-00, U1111-1275-8661, 2020-004034-38
- Status last verified
- Jul 2025
- First submitted
- 25 Jan 2021
- Last updated
- 15 Aug 2025
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
- Individual data sharing
- Yes: http://engagezone.msd.com/doc/ProcedureAccessClinicalTrialData.pdf
Study at a glance
From the registry record, last updated by the sponsor on 15 Aug 2025. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Phase 2, Multicenter, Randomized Study to Compare the Efficacy and Safety of MK-7684A or MK-7684A Plus Docetaxel Versus Docetaxel Monotherapy in the Treatment of Participants With Metastatic Non-small Cell Lung Cancer With Progressive Disease After Treatment With a Platinum Doublet Chemotherapy and Immunotherapy
- ClinicalTrials.gov ID
- NCT04725188
- Acronym / sponsor ID
- 7684A-002
- Conditions
- Metastatic Non Small Cell Lung Cancer
- Keywords
- Programmed Cell Death Receptor 1 (PD-1), Programmed Cell Death Receptor Ligand 1 (PD-L1), Programmed Cell Death Receptor Ligand 2 (PD-L2), PD-1, PDL1, PD-L1, PD-L2
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 255 participants (actual)
- Lead sponsor
- Merck Sharp & Dohme LLCIndustry (pharma, biotech, devices)
- Study start
- 20 Apr 2021 (actual)
- Primary completion
- 26 Jan 2023 (actual)
- Study completion
- 17 Oct 2024 (actual)
- First posted
- 26 Jan 2021 (actual)
- Results
- Posted 2 Apr 2024
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The main purpose of this study is to compare pembrolizumab/vibostolimab coformulation (MK-7684A) plus docetaxel or pembrolizumab/vibostolimab coformulation to normal saline placebo plus docetaxel. Participants with metastatic non-small cell lung cancer (NSCLC) and progressive disease (PD) after platinum doublet chemotherapy and treatment with one prior anti- programmed cell death 1 (PD-1)/ programmed cell death ligand 1(PD-L1) monoclonal antibody (mAb). MK-7684A is a coformulation product of pembrolizumab/vibostolimab. The dual primary hypotheses of the study are pembrolizumab/vibostolimab coformulation plus docetaxel and pembrolizumab/vibostolimab coformulation is superior to normal saline placebo plus docetaxel with respect to progression free survival (PFS) per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) by blinded independent central review (BICR).
Detailed description
Participants may receive additional 17 cycles of pembrolizumab/vibostolimab (each cycle length = 21 days) for an additional 1 year of treatment as second course phase at investigator's discretion.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind (participant, investigator)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Arm 1: Pembrolizumab/Vibostolimab coformulation + Docetaxel | Experimental | Biological: Pembrolizumab/Vibostolimab coformulation, Drug: DocetaxelParticipants receive pembrolizumab/vibostolimab (coformulation of 200 mg pembrolizumab and 200 mg vibostolimab) via intravenous (IV) infusion once every 3 weeks (Q3W) for up to 35 cycles up to approximately 2 years plus docetaxel 75 mg/m^2 via IV infusion Q3W. Each cycle will be 21 days. |
| Arm 2: Pembrolizumab/Vibostolimab coformulation | Experimental | Biological: Pembrolizumab/Vibostolimab coformulationParticipants receive pembrolizumab/vibostolimab (coformulation of 200 mg pembrolizumab and 200 mg vibostolimab) via IV infusion Q3W for up to 35 cycles up to approximately 2 years. Each cycle will be 21 days. |
| Arm 3: Placebo + Docetaxel | Active comparator | Drug: Docetaxel, Drug: PlaceboParticipants receive normal saline placebo via IV infusion Q3W for up to 35 cycles up to approximately 2 years plus docetaxel 75 mg/m^2 IV infusion Q3W. Each cycle will be 21 days. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (12 listed)
- Has a histologically or cytologically confirmed diagnosis of metastatic non-small cell lung cancer (NSCLC)
- Has confirmation that epidermal growth factor receptor (EGFR), anaplastic lymphoma kinase (ALK), or reactive oxygen species (ROS) 1 directed therapy is not indicated as primary therapy
- Has progressive disease (PD) on treatment with one prior anti-programmed cell death 1 (PD-1)/ programmed cell death ligand 1 (PD-L1) monoclonal antibody (mAb) administered either as monotherapy or in combination with other checkpoint inhibitors or other therapies
- Has PD as determined by the investigator after platinum doublet chemotherapy for metastatic disease
- Has measurable disease defined as at least 1 measurable lesion by computed tomography (CT) or magnetic resonance imaging (MRI), based on Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1)
Key exclusion criteria (14 listed)
- Has known active or untreated central nervous system (CNS) metastases and/or carcinomatous meningitis
- Has a known history of an additional malignancy, except if the participant has undergone potentially curative therapy with no evidence of that disease recurrence for at least 3 years since initiation of that therapy
- Has received docetaxel as monotherapy or in combination with other therapies
- Has received previous treatment with another agent targeting the T-cell immunoreceptor with immunoglobulin [Ig] and immunoreceptor tyrosine-based inhibitory motif [ITIM] domains (TIGIT) pathway
- Has received radiotherapy within 2 weeks of start of study intervention. One week washout is permitted for palliative radiation to non-CNS disease
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 |
|---|---|---|
| Pembrolizumab/Vibostolimab coformulationAlso: MK-7684APembrolizumab 200 mg + vibostolimab 200 mg/20 mL vial IV infusion Q3W up to approximately 2 years. | Biological | Arm 1: Pembrolizumab/Vibostolimab coformulation + Docetaxel, Arm 2: Pembrolizumab/Vibostolimab coformulation |
| DocetaxelAlso: TaxotereDocetaxel 75 mg^m2 IV infusion Q3W until discontinuation due to progressive disease or unacceptable toxicity. Docetaxel will serve as part of an experimental treatment in Arm 1, and as an active comparator in Arm 3. | Drug | Arm 1: Pembrolizumab/Vibostolimab coformulation + Docetaxel, Arm 3: Placebo + Docetaxel |
| PlaceboNormal saline IV infusion Q3W up to approximately 2 years | Drug | Arm 3: Placebo + Docetaxel |
Primary outcome
Progression Free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) by Blinded Independent Central Review (BICR) Assessment
Time frame: Up to approximately 21 months
PFS is defined as the time from randomization to the first documented disease progression (PD) or death due to any cause, whichever occurs first. Per RECIST 1.1, PD is defined as ≥20% increase in the sum of diameters of target lesions. In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of ≥5 mm. The appearance of one or more new lesions is also considered PD. PFS as assessed by BICR is presented.
5 secondary outcomes
Objective Response Rate (ORR) Per RECIST 1.1 by BICR Assessment
Time frame: Up to approximately 21 months
Overall Survival (OS)
Time frame: Up to approximately 21 months
Duration of Response (DOR) Per RECIST 1.1 by BICR Assessment
Time frame: Up to approximately 21 months
Number of Participants Who Experienced an Adverse Event (AE)
Time frame: Up to approximately 39 months
Number of Participants Who Discontinued Study Treatment Due to an AE
Time frame: Up to approximately 27 months
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 15 Aug 2025.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Merck Clinical Trials InformationLink provided by the sponsor.
- Individual participant dataSharing planned: Yes. http://engagezone.msd.com/doc/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
95 sites in 20 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing Pembrolizumab/Vibostolimab coformulation and Docetaxel in people with Metastatic Non Small Cell Lung Cancer, run by Merck Sharp & Dohme LLC at 95 sites in 20 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 12 inclusion and 14 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 15 Aug 2025. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 95 sites in United States, France, Russia, Italy, Argentina and 15 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
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 2 Apr 2024). 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) Per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) by Blinded Independent Central Review (BICR) Assessment (time frame: Up to approximately 21 months). 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 15 Aug 2025.