Status:

COMPLETED

A Study of ART24 in Subjects Recently Cured of a Clostridioides Difficile Infection (CDI)

Lead Sponsor:

Adiso Therapeutics

Conditions:

Clostridium Difficile Infection Recurrence

Eligibility:

All Genders

18+ years

Phase:

PHASE1

Brief Summary

This is a randomized, placebo-controlled, double-blind, multi-site study in which up to approximately 36 subjects with a recent C. difficile infection (CDI) who have completed a standard of care cours...

Detailed Description

This is a randomized, placebo-controlled, double-blind, multi-site study in which up to approximately 36 subjects with a recent CDI (primary \[meaning the first occurrence they have had\] or recurrent...

Eligibility Criteria

Inclusion

  • Have successfully completed a full course of a standard of care CDI antibiotic for a qualifying CDI episode (primary or recurrent) within 3 to 7 days of randomization
  • Qualifying CDI episode must meet all of the following (3) criteria
  • Positive stool C. difficile toxin (NAAT, EIA, CCTA, or equivalent test) as documented by study site AND
  • History of ≥3 unformed stools (Bristol scores of 5, 6, or 7) within 24 hours
  • Received standard of care antibiotic treatment for CDI diagnosis
  • Prior to the first dose of study drug, completion of standard of care antibiotic therapy with oral vancomycin, metronidazole, or fidaxomicin for CDI with a treatment duration of 10 to 21 days
  • Clinical cure assessed at Day 1 visit (randomization) defined as ≤2 unformed stools per day for at least 2 consecutive days and maintained through Day 1 without the need for further antibiotic therapy
  • Able to begin treatment with study drug within 3 to 7 days following completion (i.e., last dose) of the CDI antibiotic course for the qualifying CDI episode

Exclusion

  • Body mass index ≥40.0 kg/m2
  • Life expectancy of ≤12 months
  • Inpatient (in hospital or skilled nursing facility) at the time of randomization
  • Current (i.e., qualifying) CDI episode required admission to an Intensive Care Unit
  • Pregnant, breastfeeding, or seeking pregnancy while on study
  • Have, as determined by the Investigator, a history or clinical/laboratory manifestations of significant neurological, renal, hepatic, hematologic, cardiac, pulmonary, metabolic, endocrine, psychiatric, GI disorders other than CDI (including infectious, ischemic, or immunological diseases), human immunodeficiency virus (HIV), hepatitis B virus (HBV), and/or hepatitis C virus (HCV) infection, or other condition that could interfere with the evaluation of safety or efficacy, or put the subject at risk of harm from study participation
  • Have an active malignancy of any type or history of a malignancy within past 5 years, except for treated basal cell or squamous cell carcinoma of the skin or carcinoma in situ of the cervix
  • Have an acute febrile illness (fever \>38°C \[100.4°F\]) at Day 1
  • Drug, alcohol, or substance dependence within the last 2 years
  • Any of the following laboratory results at Screening:
  • White blood cell count ≥15,000 cells/mm3
  • Absolute neutrophil count \<1000/mm3
  • Liver function test result (e.g., aspartate aminotransferase (AST), alanine aminotransferase (ALT), gamma-glutamyl transferase (GGT), or total bilirubin) of ≥3 times the upper limit of normal
  • Serum albumin \<3 g/dL
  • Serum creatinine \>1.8 mg/dL and oliguric
  • Use of systemic antibiotic therapy for conditions other than CDI within 7 days of randomization or expectation to require antibiotic therapy for conditions other than CDI for 12 weeks following the first dose of study drug for Cohort A or 16 weeks following the first dose of study drug for Cohort B, including subtherapeutic doses of oral antibiotics (e.g., for rosacea)
  • Have a known immunodeficiency disorder, including but not limited to:
  • An immunodeficiency disease
  • Receiving, or plans to receive, treatment with systemic corticosteroids equivalent to \>10 mg prednisone per day
  • Receiving, or plans to receive, myelosuppressive chemotherapy
  • Previous fecal transplant or live biotherapeutic product within 1 year of randomization
  • Treatment with bezlotoxumab (Zinplava™) for the qualifying CDI episode
  • Diagnosis of inflammatory bowel disease (including but not limited to: Crohn's disease, ulcerative colitis, microscopic colitis)
  • Active irritable bowel syndrome \[those with diarrhea predominant or alternating constipation and diarrhea\] (in past 6 months based on Rome IV criteria and subject deemed not suitable for study by Investigator's judgment)
  • Celiac disease not well controlled on gluten-free diet
  • Active gastroparesis, toxic megacolon, pseudomembranous colitis, colostomy, intestinal resection (except appendectomy), ileus or short gut syndrome
  • History of chronic diarrhea apart from prior CDI
  • Intra-abdominal surgery, including laparoscopic procedures, within 8 weeks of Screening (appendectomy and cholecystectomy excluded)
  • History of difficulty swallowing food or liquids
  • Taking antidiarrheal agents (e.g., loperamide) or laxatives (e.g., senna) on a regular basis
  • Use of non-dietary probiotic supplements within 7 days of Day 1 or plan to use non-dietary probiotic supplements while on study through Week 12 in Cohort A and Week 16 in Cohort B
  • Known to have consumed fermented or other foods that may contain B. amyloliquefaciens (such as miso, soybean paste, or fermented rice- or locust bean-derived products) within 7 days prior to Day 1, or plan to consume them prior to Week 12 for Cohort A and prior to Week 16 for Cohort B
  • Participation in a clinical trial of an investigational drug or medical device within 30 days or 5 half-lives, whichever is longer, prior to the Screening visit

Key Trial Info

Start Date :

February 27 2020

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

October 13 2022

Estimated Enrollment :

36 Patients enrolled

Trial Details

Trial ID

NCT04891965

Start Date

February 27 2020

End Date

October 13 2022

Last Update

October 17 2022

Active Locations (15)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 4 (15 locations)

1

Palmtree Clinical Research

Palm Springs, California, United States, 92262

2

Gastro Florida

Clearwater, Florida, United States, 33765

3

Doral Medical Research

Doral, Florida, United States, 33166

4

Louisiana Research Center

Shreveport, Louisiana, United States, 71105