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Immune-mediated Colitis (IMC)Phase 2FMT-ELIMINATENCT06499896

Healthy-donor Microbiome MTP-101-C in Steroid Relapse/Refractory Immune-related Cutaneous Adverse Events (irCAEs) and Immune-mediated Colitis (IMC)

A Phase 2 study testing MTP-101-C in people with Immune-mediated Colitis (IMC) and Immune-related Dermatitis, run by Diwakar Davar at 1 site in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

Multiple retrospective studies suggest that the administration of corticosteroids to treat irAEs is safe, and does not compromise efficacy of ICI therapy in cancer patients. While ~67% of patients respond to corticosteroids, 33% of patients require biologic therapy such as TNFα inhibitors (e.g. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
MTP-101-C
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
1 siteUnited States
Study dates
23 Jan 2027to 30 Sep 2031
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Able to swallow oral medication.
  • The participant provides written informed consent for the trial.
  • Willingness to use contraception for duration of trial participation. Male participants: A male participant must agree to use a contraception per protocol during the treatment period and for at least 120 days after the last dose of study treatment and refrain from donating sperm during this period.
  • Female participants: A female participant is eligible to participate if she is not pregnant, not breastfeeding, and at least one of the following conditions applies:
  • Not a woman of childbearing potential (WOCBP) per protocol; OR A WOCBP who agrees to follow the contraceptive guidance during the treatment period and for at least 120 days after the last dose of study treatment.
  • -Clinically confirmed inflammatory irCAE or endoscopically confirmed IMC. Cohort 1 (irCAE): Patients with maculopapular rash, psoriasiform, lichenoid eruptions or bullous pemphigoid of at least grade 3 severity per CTCAE grading system (i.e. >30% BSA with moderate or severe symptoms) during Screening.
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  • Cohort 2 (IMC): Endoscopically confirmed inflammatory colitis as determined by colonoscopy or flexible sigmoidoscopy during Screening with minimum severity per Mayo endoscopic subscore 1-¬3 [MES1-3].
  • -Prior receipt of anti-PD(L)1 and/or anti-CTLA-4 singly or in combination with other approved or investigational agents including chemotherapy or targeted therapy.
  • NOTE: Patient may have received or are receiving ICI therapy as standard-of-care or part of a clinical trial.
  • Patient must have received treatment with an anti-PD-(L)1 ICI, anti-CTLA-4 ICI singly and/or in combination with other approved and/or investigational anti-cancer agent(s), as their most recent therapy prior to development of colitis.
  • Cohort 1 (steroid relapsed/refractory Grade ≥3 irCAE) only
  • Receipt of high-dose systemic corticosteroids defined as 1-2mg/kg prednisone equivalent daily (either oral or intravenous) with a taper over 4-6 weeks as defined by society consensus guidelines102-105; AND
  • No receipt of biologic such as but not limited to (dupilumab, rituximab) prior to enrollment.
  • NOTE: Patients must have received steroids to be eligible.
  • NOTE: Steroid "resistant" disease: patients whose symptoms responded (reduction in a CTCAE grade) initially but who developed recurrence upon steroid taper or discontinuation.
  • NOTE: Steroid "refractory" disease: patients whose symptoms have not clinically improved by a CTCAE grade in ≥48 hours or maximum of 14 days.
  • Cohort 2 (steroid-relapsed/refractory Grade ≥3 IMC) only
  • Receipt of high-dose systemic corticosteroids defined as 1-2mg/kg prednisone equivalent daily (either oral or intravenous) with a taper over 4-6 weeks as defined by society consensus guidelines102-105; AND
  • No receipt of biologic such as but not limited to (TNFα inhibitor infliximab OR α₄β₇ integrin inhibitor vedolizumab) prior to enrollment.
  • Patients must have received steroids to be eligible.
  • Steroid "resistant" disease: patients whose symptoms responded (reduction in a CTCAE grade) initially but who developed recurrence upon steroid taper or discontinuation.
  • Steroid "refractory" disease: patients whose symptoms have not clinically improved by a CTCAE grade in ≥48 hours or maximum of 14 days.
  • Patient may have received any number of lines of prior systemic therapy.
  • Patient with any solid tumor or hematologic malignancy are eligible.
  • Patient must not be receiving concurrent radiation therapy.
  • Willingness to undergo cohort-specific evaluation.
  • Cohort 1: Dermatologic evaluation, and skin biopsy evaluation prior to and after MTP-101-C administration.
  • Cohort 2: GI evaluation, and endoscopic evaluation including colonoscopies prior to and after MTP-101-C administration.
  • Willingness to undergo correlative blood and stool sampling.
  • Have an Eastern Cooperative Oncology Group (ECOG) performance status (PS) of 0 to 2.
  • Patients with ECOG PS 2 wherein the decline in PS from baseline is deemed secondary to IMC may be enrolled at the discretion of Sponsor-Investigator.
  • Patients with ECOG PS 2 wherein PS is at baseline and deemed secondary to disease are excluded.
  • Have adequate organ function per specimens must be collected within 7 days prior to the start of study treatment.

Who cannot join

  • Multiple irAEs besides irCAE or IMC.
  • Patients with concurrent ≥Grade 3 irAEs besides irCAE or IMC that necessitate systemic immune suppression are not candidates for this trial.
  • Patients with irCAE and/or IMC that are not otherwise clarified in Section 5.1.5 (irCAE including alopecia etc.) are not candidates for this trial.
  • Patients with concomitant irAEs that are well controlled (≤Grade 1 or Grade 2 on repletion medication) may be enrolled at the discretion of Sponsor-Investigator.
  • Diagnosis of immunodeficiency, immunosuppression or any other form of immunosuppressive therapy besides steroids/biologics within 7 days prior to the first dose of MTP-101-C treatment.
  • Patients at high risk of MDRO colonization including: nursing home residence, age >85, underlying diseases (dementia, poorly controlled diabetes, chronic wounds), in-dwelling medical devices (urinary catheters, feeding tubes, PEG tubes) and a prior history of MDRO colonization.
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  • Contraindication to endoscopy (cohort 2 only).
  • Contraindication to MTP-101-C administration.
  • Any prior head/neck and/or abdominal surgery resulting in potentially altered absorption of orally administered FMT pills.
  • Active bacterial infection requiring systemic antibiotic therapy.
  • Received live vaccines within 30 days prior to the first dose of study treatment and while participating in the study

Trial locations and contacts

1 site in 1 country.

United States1 site
  • UPMC Hillman Cancer Center

    Pittsburgh, Pennsylvania, 15232

Other trials in United States

About this study

Official title: Phase II Trial of Healthy-donor Derived Full-spectrum Microbiome Therapeutic MTP-101-C in Steroid Relapse/Refractory Immune-related Cutaneous Adverse Events (irCAEs) and Immune-mediated Colitis (IMC) (FMT-ELIMINATE)

Multiple retrospective studies suggest that the administration of corticosteroids to treat irAEs is safe, and does not compromise efficacy of ICI therapy in cancer patients. While ~67% of patients respond to corticosteroids, 33% of patients require biologic therapy such as TNFα inhibitors (e.g. infliximab), integrin α4β7 inhibitors (e.g. vedolizumab), or JAK/STAT inhibitors (e.g. tofactinib). This study aims to determine that distinct pathobionts govern the development of irCAE and IMC; and that the administration of hdFMT may reverse steroid-refractory irCAEs or IMC. The use of hdFMT has been shown to be effective in steroid and biologic (TNFα and/or integrin α₄β₇ inhibitor) refractory colitis in PD-1 and/or CTLA-4 ICI treated cancer patients in single-institution case series.

Read the detailed description

The study will be conducted over a 42-day period. Patients receiving anti-PD(L)1 and/or anti-CTLA-4 singly or in combination with other investigational agents are eligible to enroll. Enrollment is not limited by setting (adjuvant, metastatic) and/or line of therapy (1L, 2L etc.). Once enrolled, patients will be enrolled to receive MTP-101-C (encapsulated fecal microbiota, containing ~5 x 1011 bacteria derived from healthy donors) without prior antibiotic conditioning. MTP-101-C will be continued for 28 days during which steroids will be tapered rapidly. irAE endpoint assessment will be repeated following completion of hdFMT (D+28 to D+35) and at 6 weeks (D+42 to D+49). Biospecimens will be obtained periodically. The total duration of MTP-101-C therapy is 4 weeks. This study aims to determine distinct pathobionts govern the development of distinct irAEs including steroid-refractory irCAE or IMC; and that the administration of hdFMT ameliorates irCAE or IMC based on validated cohort-specific assessments: modified CTCAE grading system (cohort 1) or endoscopic assessment scale (full Mayo score, FMS) (cohort 2). Further, this trial aims to show that amelioration of inflammatory pathology is associated with key secondary objectives including: 1) improvements in an irAE toxicity-specific PRO FACT-ICM; and 2) clinically assessment scales. Also, this study will measure the correlation between symptom amelioration and changes in integrated biomarkers include measures of intestinal inflammation (fecal calprotectin), bacterial engraftment (metagenomic) and reactivity to donor bacteria (IgG-seq); exploring the effects of microbiome modulation upon time to steroid discontinuation, time to resumption of therapy, time to next treatment clinical remission by FMS, clinical remission by PMS, and key survival endpoints.

Being tested
MTP-101-C
Keywords
gut microbiome, anti-PD-1 therapy

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • MTP-101-CBiological

    MTP-101-C is a screened, freeze-dried, encapsulated, full spectrum, healthy donor fecal microbiota product.

Study groups in NCT06499896
Study groupRoleWhat they receive
MTP-101-C (Cohort 1: Steroid R/R biologic-naive dermatitis)ExperimentalPatients given MTP-101-C (encapsulated fecal microbiota, containing ~5 x 1011 bacteria derived from healthy donors). Dosing: 5 capsules/day (Day 1); 2 capsules/day (D2-D28)
Receives: Biological: MTP-101-C
MTP-101-C (Cohort 2: Steroid R/R biologic-naive colitis)ExperimentalPatients given MTP-101-C (encapsulated fecal microbiota, containing ~5 x 1011 bacteria derived from healthy donors). Dosing: 5 capsules/day (Day 1); 2 capsules/day (D2-D28)
Receives: Biological: MTP-101-C

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Incidence of adverse events (AEs)

    Incidence of adverse events (AEs) in ICB-treated cancer patients treated with MTP-101-C.

    Measured: Up to 2 months

  2. Incidence of Dose-Limiting Toxicities (DLTs)

    Incidence of dose-limiting toxicities (DLTs) in ICB-treated cancer patients treated with MTP-101-C. DLT is defined as any adverse event(s) (AEs) considered possibly, probably, or definitely related to MTP-101-C, which occur during the treatment phase. During DLT monitoring period, no further accrual will be permitted. Any patient who has started the studied treatment will be evaluable for safety. AEs will be considered DLTs if deemed related to study therapy: Hematologic: Grade 4 neutropenia, Febrile neutropenia, Grade ≥ 3 neutropenic infection, Grade ≥ 3 thrombocytopenia with bleeding, Grade 4 thrombocytopenia. Non-hematologic: Grade ≥ 3 toxicities (non-laboratory), Grade ≥ 3 nausea, vomiting or diarrhea despite maximal medical intervention, Grade 4 aspartate aminotransferase (AST) and alanine aminotransferase (ALT). Other (non-AST/ALT) non-hematologic Grade ≥ 3 laboratory value if the abnormality leads to overnight hospitalization

    Measured: Up to 2 months

Secondary outcomes (6)
  1. Resolution of steroid relapsed/refractory irCAEs (cohort 1)

    Resolution of steroid relapsed/refractory irCAEs (cohort 1) following MTP-101-C using cohort -specific endpoints including modified CTCAE grading system (cohort 1)

    Measured: Up to 2 months

  2. Resolution of steroid relapsed/refractory IMC (cohort 2)

    Resolution of steroid relapsed/refractory IMC (cohort 2) following MTP-101-C using cohort -specific endpoints including modified CTCAE grading system (cohort 1) or endoscopic assessment scale Full Mayo Score (FMS) (cohort 2). FMS includes Partial Mayo Score (PMS) plus endoscopic findings. PMS assesses Stool frequency (per day - normal number of stools to ≥ 5 more, Rectal bleeding (none to blood alone passes) and Physician's global assessment (normal to severe disease), all with scores ranging from 0 to 3. Scores range from 0 - 9 points. Endoscopic score findings range from 0 - 3. Total full scores range from 0 to12, with higher scores indicating more severe ulcerative colitis.

    Measured: Up to 2 months

  3. Resolution of IMC following MTP-101-C in steroid relapsed/refractory irCAE (cohort 1)

    Resolution of IMC following MTP-101-C in steroid relapsed/refractory irCAE (cohort 1) or IMC (cohort 2) using clinical endpoint Partial Mayo Score (PMS), which assesses Stool frequency (per day - normal number of stools to ≥ 5 more, Rectal bleeding (none to blood alone passes) and Physician's global assessment (normal to severe disease), all with scores ranging from 0 to 3. Scores range from 0 - 9 points, with higher scores indicating more severe ulcerative colitis.

    Measured: Up to 2 months

  4. Resolution of IMC following MTP-101-C in steroid relapsed/refractory IMC (cohort 2)

    Resolution of IMC following MTP-101-C in steroid relapsed/refractory irCAE (cohort 1) or IMC (cohort 2) using clinical endpoint Partial Mayo Score (PMS), which assesses Stool frequency (per day - normal number of stools to ≥ 5 more, Rectal bleeding (none to blood alone passes) and Physician's global assessment (normal to severe disease), all with scores ranging from 0 to 3. Scores range from 0 - 9 points, with higher scores indicating more severe ulcerative colitis.

    Measured: Up to 2 months

  5. Patient Reported Outcomes - FACT-ICM

    The FACT-ICM is a self-administered questionnaire that measures quality of life within the prior 7 days in patients being treated with immunotherapy, using 52 items with a 5-point Likert-type scale, (0 = Not at all to 5 = Very Much). Subscales include Physical Well-Being max score=28), Social/Family Well-Being (max score=28), Emotional Well-Being (max score=24), Functional Well-Being (max score=28), Immune Checkpoint Modulator Subscale (max score=100). Total scores= 0 to 208, with higher scores indicating better quality of life.

    Measured: At Screening, Day +28 through Day +35, Day +42 through Day +49

  6. Patient Reported Outcomes - FACIT-general

    FACIT-general is a self-administered questionnaire that measures quality of life within the prior 7 days in patients being treated with immunotherapy, using 27 items with a 5-point Likert-type scale, (0 = Not at all to 5 = Very Much). Subscales include Physical Well-Being max score=28), Social/Family Well-Being (max score=28), Emotional Well-Being (max score=24), Functional Well-Being (max score=28), Total scores= 0 to 108, with higher scores indicating better quality of life.

    Measured: At Screening, Week 1, Week 2, Week 3, Week 4

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted15 Jul 2024
  2. Study start23 Jan 2027 (estimated)
  3. Primary completion30 Sep 2027 (estimated)
  4. Study completion30 Sep 2031 (estimated)

Why it stopped: slow accrual

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06499896
Sponsor's protocol ID
HCC 23-158
Acronym
FMT-ELIMINATE
Status last verified
Aug 2026
First submitted
1 Jul 2024
Last updated
14 Aug 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing MTP-101-C in people with Immune-mediated Colitis (IMC) and Immune-related Dermatitis, run by Diwakar Davar at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 33 inclusion and 11 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 14 Aug 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Incidence of adverse events (AEs) (time frame: Up to 2 months). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 14 Aug 2026.

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