ClinicalTrials.gov record
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Phase 1 Study to Evaluate Safety, Tolerability, and Pharmacokinetics of TBI-223 in Healthy Adults

ClinicalTrials.gov ID: NCT03758612

Public ClinicalTrials.gov record NCT03758612. 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 May 11, 2026, 12:42 PM EDT

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

Official title

A Phase 1, Partially-Blinded, Placebo-Controlled, Randomized, Single Ascending Dose (SAD) With a Food Effect Cohort Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of TBI-223 in Healthy Adult Participants.

Study identification

NCT ID
NCT03758612
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Global Alliance for TB Drug Development
Other
Enrollment
86 participants

Conditions and interventions

Interventions

  • Placebo suspension Drug
  • TBI-223 IR Tablet Drug
  • TBI-223 SR Tablet Prototype 1 Drug
  • TBI-223 SR Tablet Prototype 2 Drug
  • TBI-223 SR Tablet Prototype 3 Drug
  • TBI-223 enteric capsule Drug
  • TBI-223 oral suspension Drug

Drug

Eligibility (public fields only)

Age range
19 Years to 50 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 15, 2019
Primary completion
Mar 14, 2020
Completion
Mar 14, 2020
Last update posted
Dec 8, 2024

2019 – 2020

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Worldwide Clinical Trials (WCT) San Antonio Texas 78217

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 NCT03758612, 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 Dec 8, 2024 · Synced May 11, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03758612 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →