Testing Idazoxan in Healthy Adults

A Phase 1 Safety, Tolerability and Pharmacokinetic Study of R-Idazoxan HCl Extended-Release (TR-01-XRR), S-Idazoxan HCl Extended-Release (TR-01-XRS) and Racemic Idazoxan HCl Extended-Release (TR-01-XR) in Healthy Participants

Phase 1 Interventional Terran Biosciences Australia Pty Ltd · NCT05727189

This study is testing how safe and well the body handles different forms of a new treatment in healthy adults.

Quick facts

PhasePhase 1
Study typeInterventional
Enrollment150 (estimated)
Ages18 Years to 55 Years
SexAll
SponsorTerran Biosciences Australia Pty Ltd Industry-sponsored
Locations2 sites (Randwick, New South Wales and 1 other locations)
Trial IDNCT05727189 on ClinicalTrials.gov

What this trial studies

This study evaluates the safety, tolerability, and pharmacokinetics of three forms of TR-01-XRR, one form of TR-01-XRS, and one form of TR-01-XR in healthy adult participants. It is structured as a four-part interventional study to assess how these investigational products are processed in the body. Participants will be closely monitored for any adverse effects and how well their bodies absorb and metabolize the treatments.

Who should consider this trial

Good fit: Ideal candidates for this study are healthy adults aged 18 to 65 with a BMI between 18 and 32 kg/m2.

Not a fit: Patients with significant medical conditions, those on disallowed medications, or with a history of substance abuse may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide valuable insights into the safety and pharmacokinetics of Idazoxan, potentially leading to its use in future therapeutic applications.

How similar studies have performed: While this study focuses on a specific investigational product, similar studies assessing the safety and pharmacokinetics of new drugs in healthy populations have shown success in the past.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* BMI between 18 and 32 kg/m2
* Medically healthy without clinically significant or relevant medical history

Exclusion Criteria:

* Evidence of recurrent disease, physical illness or medical condition that could affect action, absorption or disposition of investigational products
* Use of any prescription or over-the-counter medication that cannot be discontinued for the duration of the study
* Impaired renal function
* Cardiac abnormalities
* Positive HIV, HBsAg or HCV
* Positive test for alcohol, drugs of abuse or cotinine

Where this trial is running

Randwick, New South Wales and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Healthy
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.