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Alkylating agents

Pembrolizumab + Chemoradiotherapy for Cervical Cancer

Phase 3
Waitlist Available
Research Sponsored by Merck Sharp & Dohme Corp.
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Has an Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1 within 7 days prior to the first dose of study treatment
Has radiographically evaluable disease, either measurable or non-measurable per RECIST 1.1, as assessed by the local site investigator/radiology
Timeline
Screening 3 weeks
Treatment Varies
Follow Up up to approximately 46 months
Awards & highlights

Study Summary

This trial will compare the effectiveness of two cancer treatments for locally advanced cervical cancer. The first treatment is pembrolizumab plus concurrent chemoradiotherapy and the second is placebo plus concurrent chemoradiotherapy. The study's primary hypotheses are that pembrolizumab plus concurrent chemoradiotherapy is superior to placebo plus concurrent chemoradiotherapy with respect to progression-free survival and overall survival.

Who is the study for?
This trial is for women with high-risk locally advanced cervical cancer stages IB2-IIB (node-positive) or III-IVA. They must have certain types of cervical cancer, not have had previous treatments for it, and be immunotherapy-naïve. Participants should be in good health overall, not pregnant or breastfeeding, willing to use contraception, and able to provide a tissue sample.Check my eligibility
What is being tested?
The study tests if adding pembrolizumab (an immunotherapy drug) to standard chemoradiotherapy improves survival compared to using a placebo with the same chemotherapy and radiation treatment in patients with advanced cervical cancer. The main goal is seeing if the disease progresses more slowly or people live longer with pembrolizumab.See study design
What are the potential side effects?
Pembrolizumab may cause immune system-related side effects like inflammation in various organs, fatigue, infusion reactions similar to allergic responses during drug administration, skin rash, hormone gland problems (like thyroid dysfunction), and can increase infection risk.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
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I am fully active or restricted in physically strenuous activity but can do light work.
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My cancer can be seen and measured on scans.
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My cervical cancer is advanced but has not spread beyond the pelvic area.
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I have provided a tissue sample from my tumor for testing.
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My cervical cancer is confirmed as squamous, adenocarcinoma, or adenosquamous.
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I have not had surgery, radiation, or any treatment for cervical cancer before.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~up to approximately 46 months
This trial's timeline: 3 weeks for screening, Varies for treatment, and up to approximately 46 months for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Overall Survival (OS)
Progression-Free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1) as Assessed by the Investigator
Secondary outcome measures
Change from Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire Symptom Specific Scale for Cervical Cancer (EORTC QLQ-CX24) Score
Change from Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Global Health Status Score
Change from Baseline in European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-Core 30 (EORTC QLQ-C30) Physical Function Score
+15 more

Side effects data

From 2024 Phase 2 trial • 57 Patients • NCT03004183
21%
Fatigue
13%
Nausea
11%
Back pain
9%
Shortness of Breath
9%
Anemia
9%
Abdominal pain
9%
Diarrhea
7%
Pneumonia
7%
Kidney Injury and/or Infection
7%
Dyspnea
7%
Weight Loss
5%
Malnutrition, Hypercalcemia and Weakness
5%
Pneumothorax
5%
Intractable pain, back pain, hip pain
5%
Activated partial thromboplastin time prolonged
4%
Pleural effusion
4%
Atrial fibrillation with rapid ventricular response
2%
Thrombocytopenia
2%
Respiratory failure
2%
Skin rash
2%
colitis
100%
80%
60%
40%
20%
0%
Study treatment Arm
Single Arm

Trial Design

2Treatment groups
Experimental Treatment
Group I: chemoradiotherapy + placebo for pembrolizumabExperimental Treatment4 Interventions
Participants receive placebo for pembrolizumab IV on Day 1 of each 3-week cycle (Q3W) for 5 cycles followed by placebo IV on Day 1 of each 6-week cycle (Q6W) for an additional 15 cycles. During the Q3W dosing period of placebo, participants receive concurrent chemoradiotherapy. The standard of care chemoradiotherapy regimen includes cisplatin 40 mg/m^2 IV once per week (QW) for 5 or 6 weeks plus external beam radiotherapy (EBRT) followed by brachytherapy with minimum total radiotherapy dose of 80 Gray Units (Gy) for volume-directed and 75 Gy for point-directed given with the total duration of radiation treatment not to exceed 50 days (with an extension to a maximum of 56 days for unforeseen delays).
Group II: chemoradiotherapy + pembrolizumabExperimental Treatment4 Interventions
Participants receive pembrolizumab 200 mg intravenously (IV) on Day 1 of each 3-week cycle (Q3W) for 5 cycles followed by pembrolizumab 400 mg IV on Day 1 of each 6-week cycle (Q6W) for an additional 15 cycles. During the Q3W dosing period of pembrolizumab, participants receive concurrent chemoradiotherapy. The standard of care chemoradiotherapy regimen includes cisplatin 40 mg/m^2 IV once per week (QW) for 5 or 6 weeks plus external beam radiotherapy (EBRT) followed by brachytherapy with minimum total radiotherapy dose of 80 Gray Units (Gy) for volume-directed and 75 Gy for point-directed given with the total duration of radiation treatment not to exceed 50 days (with an extension to a maximum of 56 days for unforeseen delays).
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Pembrolizumab
2017
Completed Phase 2
~2010
Cisplatin
2013
Completed Phase 3
~1940
Brachytherapy
2007
Completed Phase 3
~2100

Find a Location

Who is running the clinical trial?

Merck Sharp & Dohme Corp.Lead Sponsor
2,286 Previous Clinical Trials
4,581,155 Total Patients Enrolled
Merck Sharp & Dohme LLCLead Sponsor
3,888 Previous Clinical Trials
5,058,955 Total Patients Enrolled
GOG FoundationNETWORK
42 Previous Clinical Trials
15,761 Total Patients Enrolled

Media Library

Cisplatin (Alkylating agents) Clinical Trial Eligibility Overview. Trial Name: NCT04221945 — Phase 3
Cervical Cancer Research Study Groups: chemoradiotherapy + placebo for pembrolizumab, chemoradiotherapy + pembrolizumab
Cervical Cancer Clinical Trial 2023: Cisplatin Highlights & Side Effects. Trial Name: NCT04221945 — Phase 3
Cisplatin (Alkylating agents) 2023 Treatment Timeline for Medical Study. Trial Name: NCT04221945 — Phase 3

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Pembrolizumab has been FDA approved - could you please tell us more about its safety profile?

"Pembrolizumab's safety is supported by efficacy data from Phase 3 trials, so it received a score of 3."

Answered by AI

Are recruitment efforts ongoing for this research project?

"That is correct. The clinical trial in question, which was first announced on May 12th 2020, is still actively recruiting patients. 31 different medical centres are involved in the study, and 980 people are needed for the research to be conducted effectively."

Answered by AI

For what purpose is Pembrolizumab typically employed?

"Pembrolizumab is the standard of care for malignant neoplasms. In addition, Pembrolizumab can be used to ameliorate unresectable melanoma, microsatellite instability high, and high risk of recurrence."

Answered by AI

How many people are testing this new medication at most?

"That is correct, the online clinicaltrials.gov registry has this trial listed as open and currently recruiting patients. This specific research project was first made public on May 12th, 2020 with the most recent update being November 7th, 2022. In total, 980 individuals are needed for the study and recruitment will be taking place at 31 hospitals or clinics."

Answered by AI

In how many different locations are hospitals conducting this trial?

"At the moment, this clinical trial is taking place in 31 locations. Some of these cities include Columbus, Phoenix and Detroit. To try and make things more convenient for participants, it is best to select a location that is close to where you live."

Answered by AI

With what other drugs has Pembrolizumab been tested in medical trials?

"At the moment, there are 1619 ongoing studies exploring pembrolizumab. 365 of those are in Phase 3. Although a majority of the trials for pembrolizumab are based in Shanghai, there are 70339 locations worldwide running these sorts of investigations."

Answered by AI

What are the primary goals of this clinical experiment?

"This study will aim to improve Overall Survival (OS) rates, and will be monitored for up to 38 months. Additionally, the study's secondary objectives include ORR Per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1), Complete Response (CR) Rate Per Response Evaluation Criteria In Solid Tumors Version 1.1 (RECIST 1.1), and Progression-Free Survival (PFS) Per Response Evaluation Criteria in Solid Tumors Version 1.1 (RECIST 1.1)."

Answered by AI
~140 spots leftby Jan 2025