MK-4884 safety in advanced solid tumors
Official title: A Phase 1 Open-label, Multicenter Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Preliminary Efficacy of MK-4884 in Participants With Advanced/Metastatic Solid Tumors
Run by Merck Sharp & Dohme LLC · NCT07600749 · Data updated 2026-11-12
This early-phase study tests different doses of MK-4884 to see if it is safe and tolerable for adults with certain advanced solid cancers.
Quick facts
| Phase | Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 120 (estimated) |
| Sponsor | Merck Sharp & Dohme LLC Industry-sponsored |
| Locations | 10 sites (St Louis, Missouri and 9 other locations) |
| Status | Recruiting |
| Started | June 18, 2026 |
| Main results expected | October 4, 2029 |
| Study ends | October 4, 2029 |
| Registry record updated | October 6, 2026 |
| Trial ID | NCT07600749 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates have unresectable or metastatic solid tumors listed (CRC, RCC with clear cell features, NSCLC non-squamous, BTC/GBC), measurable disease, and adequate organ function.
✕Probably not a fit
Patients without measurable disease, those with incompatible organ function, or those not meeting study criteria may not receive benefit from MK-4884.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a Phase 1 trial evaluating the safety and tolerability of MK-4884 in participants with unresectable or metastatic solid tumors. Eligible cancers include colorectal cancer, certain renal cancers, nonsquamous non-small cell lung cancer, and biliary tract/gallbladder cancers. The study will enroll participants with measurable disease and adequate organ function, including HIV- or HBV-positive individuals under specified control criteria. Dosing cohorts will help determine safe dose levels and potential dose-limiting toxicities. Sites include centers in Missouri, Texas, and Ontario.
Why it matters
Potential benefit: If successful, participants may receive a safe dose of MK-4884 and contribute to understanding its potential treatment value for their cancer type.
How similar studies have gone: Previous early-phase studies in similar targeted approaches have shown safety signals, but this exact approach with MK-4884 is exploratory.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Has a histologically or cytologically confirmed diagnosis of 1 of the following unresectable (locally advanced) and/or advanced (metastatic) solid tumors: * Colorectal carcinoma (CRC) * Renal cell carcinoma (RCC) that contains a clear cell component (with or without sarcomatoid and/or rhabdoid features) * Nonsquamous non-small cell lung cancer (NSCLC) * Biliary tract cancer (BTC) (intra-or extrahepatic cholangiocarcinoma (CCA)) or gallbladder cancer (GBC) * Has measurable disease by Response Evaluation Criteria In Solid Tumors 1.1 (RECIST 1.1) * Has adequate organ function * Participants with human immunodeficiency virus (HIV) infection must have well controlled HIV on stable antiretroviral therapy (ART) for at least 4 weeks * Participants who are hepatitis B surface antigen (HBsAg) positive are eligible if they have received Hepatitis B virus (HBV) antiviral therapy for at least 4 weeks, and have undetectable HBV viral load * Participants with a history of Hepatitis C virus (HCV) infection are eligible if HCV viral load is undetectable Exclusion Criteria: * Has gastrointestinal malabsorption, a surgical procedure or a condition that could affect the absorption of the study drug * Has a history of clinically significant cardiac, cardiovascular and/or cerebrovascular disease * Has a serious nonhealing wound, ulcer, or bone fracture * Has an active infection(s) requiring systemic therapy * HIV-infected participants with a history of Kaposi's sarcoma and/or Multicentric Castleman's Disease * Known additional malignancy that is progressing or has required active treatment within the past 2 years * Has known active central nervous system (CNS) metastases and/or carcinomatous meningitis * Has a history of stem cell/solid organ transplant * Has not adequately recovered from major surgery
Where it's running
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Siteman Cancer Center ( Site 0153)
St Louis, Missouri, United States Recruiting -
NEXT Oncology ( Site 0151)
San Antonio, Texas, United States Recruiting -
Princess Margaret Cancer Centre ( Site 0004)
Toronto, Ontario, Canada Recruiting -
Centre Hospitalier de l'Université de Montréal-Unit for Innovative Therapies ( Site 0002)
Montreal, Quebec, Canada Recruiting -
Rambam Health Care Campus ( Site 0051)
Haifa, Israel Recruiting -
Rabin Medical Center ( Site 0053)
Petah Tikva, Israel Recruiting
Show 4 more locations
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National Cancer Center Hospital ( Site 0201)
Chūō, Tokyo, Japan Recruiting -
Cantonal Hospital St.Gallen ( Site 0101)
Sankt Gallen, Canton of St. Gallen, Switzerland Recruiting -
CHUV (centre hospitalier universitaire vaudois) ( Site 0103)
Lausanne, Canton of Vaud, Switzerland Recruiting -
Ospedale Regionale Bellinzona e Valli ( Site 0104)
Bellinzona, Canton Ticino, Switzerland Recruiting
Study contacts
- Study coordinator: Toll Free Number
- Email: Trialsites@msd.com
- Phone: 1-888-577-8839
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.