Actively Recruiting

Phase 2
Age: 18Years +
All Genders
NCT05188508

Pembrolizumab, Olaparib, and Temozolomide for People With Glioma

Led by Memorial Sloan Kettering Cancer Center · Updated on 2026-03-06

57

Participants Needed

10

Research Sites

259 weeks

Total Duration

On this page

Sponsors

M

Memorial Sloan Kettering Cancer Center

Lead Sponsor

M

Merck Sharp & Dohme LLC

Collaborating Sponsor

AI-Summary

What this Trial Is About

This study will test the safety and effectiveness of a combination of pembrolizumab, olaparib, and temozolomide to see how well these drugs work when given together in people with a glioma that either did not respond to previous treatment or came back after treatment.

CONDITIONS

Official Title

Pembrolizumab, Olaparib, and Temozolomide for People With Glioma

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Histologically confirmed grade II or III IDH-mutated glioma without CDKN2A/B deletion that has recurred after first-line therapy with maximal surgical resection
  • Measurable disease by RANO criteria
  • Stable corticosteroid dose for at least 4 weeks prior to baseline MRI, not exceeding 2 mg/day dexamethasone or equivalent
  • Histologically confirmed IDH-wildtype glioma that has recurred after maximal surgical resection and radiation therapy
  • Availability or plan for standard next-generation sequencing including IDH status
  • Known or suspected harmful mutations in specified homologous recombination repair genes
  • Written informed consent from patient or legally authorized representative
  • Age 18 years or older
  • ECOG performance status 0 or 1 (KPS ≥ 70) or lower KPS with prior approval
  • Willingness and ability to comply with study visits, treatment, and lab tests
  • Ability to swallow and retain oral medications
  • Adequate organ function per study-defined laboratory values
  • Recovery to grade 1 or better from prior therapy toxicities (except alopecia or grade 2 peripheral neuropathy)
  • Specified minimum time elapsed since prior therapies including signaling pathway modulators, temozolomide, carboplatin, cisplatin, nitrosoureas, IDH inhibitors, and other anticancer drugs
  • Ability to undergo contrast-enhanced MRI scans
  • Clear evidence of tumor progression by MRI
  • At least 12 weeks since prior radiotherapy
  • Life expectancy greater than 12 weeks
  • For women of childbearing potential: negative pregnancy test within 72 hours prior to allocation and agreement to use effective contraception during therapy and for 12 months after last dose
  • Male participants must agree to use contraception during treatment and for at least 120 days after last dose and avoid sperm donation during this time
  • Female participants must not be pregnant or breastfeeding and agree to contraception and breastfeeding restrictions as specified
  • Hematological, renal, hepatic, and coagulation parameters within defined limits
  • Stable corticosteroid dose for at least 5 days prior to baseline MRI
Not Eligible

You will not qualify if you...

  • Evidence of significant intracranial hemorrhage
  • Use of any other investigational or standard anti-tumor therapy during study
  • History of allergic reaction to study drugs or similar compounds unless manageable by pre-medication
  • Serious medical conditions or uncontrolled illnesses that may interfere with study participation
  • Immunodeficiency or chronic systemic steroid therapy exceeding 10 mg prednisone equivalent daily within 7 days prior to first dose
  • Active systemic fungal or viral infections including HIV, hepatitis B or C
  • History of active tuberculosis
  • Active infection requiring systemic therapy
  • History or evidence of active non-infectious pneumonitis
  • Use of strong CYP3A inhibitors or inducers as listed
  • Positive pregnancy test within 72 hours prior to allocation for women of childbearing potential
  • Presence of other active cancers except certain treated skin or cervical cancers
  • Active autoimmune disease requiring systemic treatment within past 2 years
  • Receipt of live vaccine within 30 days before study start (except inactivated seasonal flu vaccine)
  • Concurrent treatment on another clinical trial except supportive care or nontherapeutic trials

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 10 locations

1

Hartford Healthcare Alliance (Data Collection Only)

Hartford, Connecticut, United States, 06102

Actively Recruiting

2

BAPTIST ALLIANCE - MCI (Data Collection Only)

Miami, Florida, United States, 33143

Actively Recruiting

3

Memorial Sloan Kettering Basking Ridge (Limited Protocol Activities)

Basking Ridge, New Jersey, United States, 07920

Actively Recruiting

4

Memorial Sloan Kettering Monmouth (Limited Protocol Activities)

Middletown, New Jersey, United States, 07748

Actively Recruiting

5

Memorial Sloan Kettering Bergen (Limited Protocol Activities)

Montvale, New Jersey, United States, 07645

Actively Recruiting

6

Memorial Sloan Kettering Suffolk -Commack (Limited Protocol Activities)

Commack, New York, United States, 11725

Actively Recruiting

7

Memorial Sloan Kettering Westchester (Limited Protocol Activities)

Harrison, New York, United States, 10604

Actively Recruiting

8

Memorial Sloan Kettering Cancer Center (All Protocol Activities)

New York, New York, United States, 10065

Actively Recruiting

9

Memorial Sloan Kettering Nassau (Limited Protocol Activities)

Uniondale, New York, United States, 11553

Actively Recruiting

10

Lehigh Valley Health Network (Data Collection Only)

Allentown, Pennsylvania, United States, 18103

Actively Recruiting

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Research Team

L

Lauren Schaff, MD

CONTACT

T

Thomas Kaley, MD

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NON_RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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