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A Multicenter, Open-label, Phase 2 Basket Study of MK-7684A, a Co-formation of Vibostolimab (MK-7684) with Pembrolizumab (MK-3475), With or Without Other Anticancer Therapies in Participants with Selected Solid Tumors

A Multicenter, Open-label, Phase 2 Basket Study of MK-7684A, a Co-formation of Vibostolimab (MK-7684) with Pembrolizumab (MK-3475), With or Without Other Anticancer Therapies in Participants with Selected Solid Tumors - MK7684A-005 / KEYVIBE-005

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
NL-OMON
Registry ID
NL-OMON52069
Enrollment
12
Registered
2021-06-28
Start date
2021-12-10
Completion date
Unknown
Last updated
2024-09-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Biliary cancer bladder cancer Cervical cancer endometrial cancer esophageal cancer gastric cancer HCC HNSCC ovarian cancer triple-negative breast cancer

Interventions

The intervention differs per cohort. This concerns both the study drugs as well as frequency, dose and duration. Potential study treatment consists of pembrolizumab or MK7684A (combination of pembro

Sponsors

Merck Sharp & Dohme (MSD)
Lead Sponsor

Eligibility

Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: A participant will be eligible for inclusion in the study if the participant: 1. Has histologically or cytologically confirmed, advanced (locally recurrent unresectable or metastatic) solid tumor as follows: • Squamous cell carcinoma, adenosquamous carcinoma, or adenocarcinoma of the cervix • Endometrial cancer • Head and neck squamous cell carcinoma (HNSCC) • Unresectable biliary adenocarcinoma (gallbladder or biliary tree [intrahepatic or extrahepatic] cholangiocarcinoma) • Adenocarcinoma or squamous cell carcinoma of the esophagus or advanced/metastatic Siewert type 1 adenocarcinoma of the gastroesophageal junction (GEJ) • Triple-negative breast cancer (TNBC) • Hepatocellular carcinoma (HCC) • Urothelial carcinoma of the renal pelvis, ureter, bladder, or urethra • Ovarian cancer • Gastric cancer 2. Has measurable disease per RECIST 1.1 as assessed by the BICR (Cohort A1 only) or local site investigator/radiology (all other cohorts) 3. Can provide a newly obtained core or excisional biopsy of a tumor lesion (or archived tumor tissue sample) 4. Is male or female, who is at least 18 years of age at the time of signing the informed consent 5. Has an ECOG Performance Status of either 0 or 1 (ECOG PS of 2 allowed for Cohort H only), as assessed within 7 days before starting study intervention 6. Has a predicted life expectancy of at least 3 months 7. Male participants must agree to follow contraceptive guidance 8. Female participants are not pregnant or breastfeeding, not women of child-bearing potential (WOCBP) or are WOCBP and agree to follow contraceptive guidance 9. The participant has provided documented informed consent for the study 10. Has adequately controlled BP with or without antihypertensive medications. Note: this criterion only applies to participants who will receive lenvatinib 11. HIV-infected participants must have well controlled HIV on ART 12. Participants who are HbsAg positive are eligible if they have received HBV antiviral therapy for at least 4 weeks and have undetectable HBV viral load before randomization/allocation 13. Participants with history of HCV infection are eligible if HCV viral load is undetectable at Screening 14. Has adequate organ function

Exclusion criteria

Exclusion criteria: Participant must be excluded from the study if the participant: 1. Has a history of a second malignancy, unless potentially curative treatment has been completed with no evidence of malignancy for 3 years 2. HIV-infected participants with a history of Kaposi's sarcoma and/or Multicentric Castleman's Disease 3. Has received prior therapy with an anti-PD-1, anti-PD-L1, anti-PD-L2, or anti-TIGIT agent 4. Has received prior systemic anticancer therapy including investigational agents within 4 weeks. Note: This does not include lead in chemotherapy in Cohort I 5. Has received prior radiotherapy within 2 weeks or radiation-related toxicities requiring corticosteroids 6. Has received a live or live-attenuated vaccine within 30 days 7. Has a diagnosis of immunodeficiency or is receiving chronic systemic steroid therapy or any other form of immunosuppressive therapy within 7 days 8. Has known active CNS metastases and/or carcinomatous meningitis 9. Known severe hypersensitivity (>=Grade 3) to study medication or any of their excipients 10. Has an active autoimmune disease that has required systemic treatment in past 2 years 11. Has a history of (noninfectious) pneumonitis/interstitial lung disease that required steroids or has current pneumonitis/interstitial lung disease 12. Has an active infection requiring systemic therapy 13. Has a history or current evidence of any condition, therapy, or laboratory abnormality that might confound the results of the study, interfere with the participant's participation 14. Has present accumulation of pleural, ascitic, or pericardial fluid requiring drainage or diuretic drugs within 2 weeks 15. Has concurrent active hepatitis B and hepatitis C infection 16. Has not adequately recovered from major surgery 17. Participants unlikely to comply with the requirements of the study 18. Has had an allogenic organ transplant 19. Has received an investigational agent or has used an investigational device within 4 weeks before the first dose of study intervention All Cohorts except B1: 20. Has known MSI-H or MMR deficient cancer Cohort B1 and B2 only: 21. Greater than 1 prior systemic chemotherapy regimen For participants who will receive Lenvatinib: Cohort B2 & G: 22. Has had major surgery within 3 weeks 23. Has current, clinically relevant >=Grade 3 fistula 24. Has urine protein >=1 g/24 hours 25. Has a LVEF below the normal range 26. Has radiographic evidence of encasement or invasion of a major blood vessel, or of intratumoral cavitation 27. Has prolongation of QTc interval to >480 ms 28. Has clinically significant cardiovascular disease within 12 months 29. Has serious nonhealing wound, ulcer, or bone fracture 30. Has GI malabsorption 31. Has active hemoptysis 32. Has had esophageal or gastric variceal bleeding within the last 6 months (G only) Cohort D2: 33. Has had previous systemic therapy for advanced or unresectable biliary tract cancer Cohort F: 34. Has a history of class II-IV congestive heart failure or myocardial infarction within 6 months Cohort H: 35. Has disease suitable for local therapy administered with curative intent 36. Is receiving hemodialysis Cohort I: 37. Has mucinous, germ cell, or borderline tumor of the ovary 38. Has ongoing Grade 3 or 4 toxicity, excluding alopecia, following chem

Design outcomes

Primary

MeasureTime frame
Endpoint to objective 1: Objective response: A confirmed CR or PR Endpoint to objective 2: PFS: The time from randomization to first documented disease progression or death due to any cause, whichever occurs first Endpoint to objective 3: Objective response: A confirmed CR or PR Endpoint to objective 4: PFS: The time from first dose of study intervention to first documented disease progression or death due to any cause, whichever occurs first

Secondary

MeasureTime frame
1) Overall survival (OS) 2) Progression free survival (PFS) 3) The duration of response (DOR) 4) Change from baseline in HRQoL 5) Safety and tolerability of MK-7684A alone or in combination with other anticancer therapies (measured by Adverse Events) 6) Objective response (confirmed CR or PR)

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)