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Terminated Phase 1Phase 2 Interventional

Live Biotherapeutic Product MRx0518 and Pembrolizumab Combination Study in Solid Tumors

ClinicalTrials.gov ID: NCT03637803

Public ClinicalTrials.gov record NCT03637803. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 5, 2026, 12:37 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase I/II Open Label, Safety And Preliminary Efficacy Study of MRx0518 In Combination With Pembrolizumab In Patients With Advanced Malignancies Who Have Progressed On PD-1/PD-L1 Inhibitors

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is an open label, safety and preliminary efficacy study of MRx0518 in combination with pembrolizumab in patients with solid tumours (non small cell lung cancer, renal cell carcinoma, bladder cancer or melanoma). Subjects will be treated with IV pembrolizumab every 3 weeks and 1 capsule twice daily of MRx0518. Treatment will continue as long as clinically relevant, until disease progression, unacceptable AEs or withdrawal of consent up to a maximum of 35 cycles (approx. 2 years).

Study identification

NCT ID
NCT03637803
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
4D pharma plc
Industry
Enrollment
63 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 9, 2019
Primary completion
May 7, 2023
Completion
May 7, 2023
Last update posted
May 31, 2023

2019 – 2023

United States locations

U.S. sites
5
U.S. states
4
U.S. cities
4
Facility City State ZIP Site status
University of Kansas Medical Center Kansas City Kansas 66160
UPMC Hillman Cancer Center Pittsburgh Pennsylvania 15232
Houston Methodist Cancer Center Houston Texas 77030
MD Anderson Cancer Center Houston Texas 77030
Summit Cancer Center Spokane Washington 99208

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03637803, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 31, 2023 · Synced Sep 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03637803 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →