Impact of Bismuth Subsalicylate on Antimicrobial Use Among Adult Diarrhea Outpatients--Pakistan

January 29, 2019 updated by: Anna Bowen, Centers for Disease Control and Prevention

Randomized, Double-blind, Placebo-controlled Trial of the Impact of Bismuth Subsalicylate on Antimicrobial Use Among Adult Diarrhea Outpatients in Pakistan

The purpose of this study is to learn whether bismuth subsalicylate can reduce use of antibiotics among adults with diarrhea in Pakistan.

Study Overview

Status

Completed

Conditions

Study Type

Interventional

Enrollment (Actual)

400

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

13 years to 63 years (Child, Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Persons aged 15 - 65 years old
  • Presenting with mild to moderate, non-bloody, acute diarrhea (≥3 loose stools/day for <3 days) to participating health care settings
  • For whom the study physicians recommend antimicrobial treatment

Exclusion Criteria:

  • Is pregnant
  • Requires hospitalization
  • Has signs or symptoms of septicemia
  • Has a primary complaint of another acute illness
  • Has a serious chronic illness
  • Has an allergy to aspirin
  • Has been exposed to antimicrobial or antidiarrheal medications within 72 hours of enrollment
  • Previously enrolled in study

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Health Services Research
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Quadruple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Bismuth subsalicylate
Bismuth subsalicylate, 262 mg/chewable tablet, 2 tablets every hour as needed up to 16 tablets per 24 hours, for up to 48 hours.
Other Names:
  • Pepto-Bismol
Placebo Comparator: Placebo
Placebo chewable tablets, 2 every hour as needed up to 16 tablets per 24 h, for up to 48 h.
Chewable tablets identical to intervention tablets, but missing the bismuth subsalicylate

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
use of antimicrobial medications
Time Frame: within 5 days of enrollment
within 5 days of enrollment

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Patient's perceived need for antibiotics
Time Frame: Within 48 h of enrollment
Within 48 h of enrollment
additional care obtained for diarrhea
Time Frame: within 48 h of enrollment
Use of antidiarrheal medications, visits to other health professionals for diarrhea or complications of diarrhea, or expenditures on consultations and treatments for diarrheal illness
within 48 h of enrollment
Additional care obtained for diarrheal illness
Time Frame: within 5 days of enrollment
Use of antidiarrheal medications, visits to other health professionals for diarrhea or complications of diarrhea, or expenditures on consultations and treatments for diarrheal illness
within 5 days of enrollment
Disease severity and duration
Time Frame: within 5 days of enrollment
Time to first formed stool Number of stools during first 48 h of observation Duration of abdominal pain Duration of nausea Time to resolution of illness (any of the following symptoms: diarrhea, nausea, vomiting, abdominal pain) Severity of all symptoms of illness
within 5 days of enrollment
Patient experience with the study drug
Time Frame: within 5 days of enrollment
i. Satisfaction with resolution of symptoms ii. Satisfaction with esthetics of study medication iii. Adverse effects
within 5 days of enrollment

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Anna Bowen, MD, MPH, Centers for Disease Control and Prevention

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

May 1, 2014

Primary Completion (Actual)

September 1, 2014

Study Completion (Actual)

September 1, 2014

Study Registration Dates

First Submitted

January 24, 2014

First Submitted That Met QC Criteria

January 24, 2014

First Posted (Estimate)

January 28, 2014

Study Record Updates

Last Update Posted (Actual)

January 30, 2019

Last Update Submitted That Met QC Criteria

January 29, 2019

Last Verified

January 1, 2019

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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