Status:

COMPLETED

PTM202 and Modulation of Host Resistance to Diarrheagenic E. Coli

Lead Sponsor:

NIZO Food Research

Collaborating Sponsors:

PanTheryx, Inc.

Conditions:

Traveler's Diarrhea

Eligibility:

MALE

18-55 years

Phase:

NA

Brief Summary

The APA12/PANTER study is a parallel 3-weeks intervention study. Subjects will be randomly assigned to one of two treatment groups; placebo or PTM202 (n=36 per group). After an overnight fast, subject...

Detailed Description

The APA12/PANTER study is a randomized, double-blind, placebo-controlled, parallel intervention study of 3 weeks in 72 healthy adults. The study will include 2 arms; PTM202 and placebo. Subjects will ...

Eligibility Criteria

Inclusion

  • Male;
  • Age between 18 and 55 years;
  • BMI ≥18 and ≤27 kg/m2;
  • Healthy as assessed by the NIZO food research medical questionnaire.
  • Ability to follow verbal and written instructions;
  • Availability of internet connection;
  • Signed informed consent;
  • Willing to accept disclosure of the financial benefit of participation in the study to the authorities concerned;
  • Willing to accept use of all encoded data, including publication, and the confidential use and storage of all data for at least 15 years;
  • Willing to comply with study procedures, including collection of stool samples;
  • Willingness to abstain from high calcium containing products;
  • Willingness to abstain from alcoholic beverages three days before, during and for four days after diarrheagenic E. coli challenge;
  • Willingness to abstain from antibiotics, norit, laxatives, nonsteroidal anti-inflammatory drugs (OTC), opiates, antacids, proton pump inhibitors, and antimotility agents (e.g., loperamide) on the three days before, during and for four days after diarrheagenic E. coli challenge.
  • Willingness to abstain from probiotics three days before, during and for four days after diarrheagenic E. coli challenge;
  • Willingness to give up blood donation starting 1 month prior to study start and during the entire study;

Exclusion

  • Any confirmed or suspected immunosuppressive or immunodeficient condition including human immunodeficiency virus infection (HIV);
  • Disease of the GI tract, liver, bile bladder, kidney, thyroid gland (self-reported);
  • Diarrheagenic E. coli strain (as used in the study) detected in fecal sample at screening;
  • Evidence of current excessive alcohol consumption or non-therapeutic drug (ab)use);
  • High titer serum antibodies against CFA-II diarrheagenic E. coli strain (as used in the study) at screening;
  • History of microbiologically confirmed ETEC or cholera infection in last 3 years;
  • Known allergy to the following antibiotics: ciprofloxacin, trimethoprim-sulfamethoxazole, and penicillins;
  • Known allergy to soy, milk- and/or egg;
  • Mental status that is incompatible with the proper conduct of the study;
  • Occupation involving handling of ETEC or Vibrio cholerae currently, or in the past 3 years;
  • Reported average stool frequency of \<1 or \>3 per day;
  • Symptoms consistent with Travelers' Diarrhea concurrent with travel to countries where ETEC infection is endemic (most of the developing world) within 3 years prior to dosing, OR planned travel to endemic countries during the length of the study;
  • Use of antibiotics, norit, laxatives (up till 6 months prior to inclusion), cholesterol lowering agents, antacids, proton pump inhibitors and immune suppressive agents (up till 3 months prior to inclusion);
  • Vaccination for or ingestion of ETEC, cholera, or E coli heat labile toxin within 3 years prior to inclusion;
  • Vegans.

Key Trial Info

Start Date :

December 7 2017

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 16 2018

Estimated Enrollment :

72 Patients enrolled

Trial Details

Trial ID

NCT03301103

Start Date

December 7 2017

End Date

March 16 2018

Last Update

July 18 2018

Active Locations (1)

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NIZO

Ede, Gelderland, Netherlands, 6718ZB