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Completed Phase 3 Interventional Results available

B. Lactis HN019 for Functional Constipation

ClinicalTrials.gov ID: NCT01463293

Public ClinicalTrials.gov record NCT01463293. 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 Jul 22, 2026, 5:07 AM EDT

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

Official title

Effects of 4-week Bifidobacterium Lactis HN019 Supplementation on Whole Gut Transit Time and Gastrointestinal Symptoms in Adults With Constipation: A Double-blind, Randomized, Placebo-controlled Dose-ranging Trial

Study identification

NCT ID
NCT01463293
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Fonterra Research Centre
Industry
Enrollment
224 participants

Conditions and interventions

Conditions

Interventions

  • B. lactis HN019 Dietary Supplement
  • Placebo Dietary Supplement

Dietary Supplement

Eligibility (public fields only)

Age range
18 Years to 70 Years
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
Feb 29, 2012
Primary completion
Feb 28, 2013
Completion
Apr 30, 2013
Last update posted
Jul 23, 2014

2012 – 2013

United States locations

U.S. sites
12
U.S. states
3
U.S. cities
11
Facility City State ZIP Site status
Arrowhead Family Health Center Glendale Arizona 85306
Diagnamics, Inc. Encinitas California 92024
Digestive & Liver Disease Specialists Garden Grove California 92840
StayWell Research Northridge California 91325
Sprim ALS San Francisco California 94109
Westlake Medical Research Westlake Village California 91361
Research Across America Carrollton Texas 75010
Research Across America Dallas Texas 77054
Discovery Clinical Trials South Main Houston Texas 77025
Research Across America Katy Texas 77450
Village Health Partners Plano Texas 75024
North Texas Family Medicine Plano Texas 75093

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 NCT01463293, 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 Jul 23, 2014 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01463293 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →