Clinical trial Recruiting at 1 site Phase 1 Interventional Ages 18 to 50 Men only

Testing how well different doses of BI 3776528 are tolerated in healthy men

Official title: A Two-part, Randomised, Single-blind, Placebo-controlled, Single and Multiple Rising Dose Study to Assess the Safety, Tolerability, and Pharmacokinetics of BI 3776528, Administered to Healthy Male Participants

Run by Boehringer Ingelheim · NCT06745297 · Data updated 2026-11-12

This study is testing how well different doses of a new medication are tolerated by healthy men aged 18 to 50.

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Quick facts

PhasePhase 1
Study typeInterventional
Ages18 Years to 50 Years
SexMen only
Enrollment172 (estimated)
SponsorBoehringer Ingelheim
Industry-sponsored
Locations1 site (Berlin)
StatusRecruiting
StartedJanuary 23, 2025
Main results expectedFebruary 3, 2027
Study endsMay 3, 2027
Registry record updatedOctober 27, 2026
Trial IDNCT06745297 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are healthy males aged 18 to 50 with a BMI between 18.5 and 29.9 kg/m².

Probably not a fit

Patients with significant medical conditions or abnormal vital signs will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This trial evaluates the safety, tolerability, and pharmacokinetics of varying doses of BI 3776528 in healthy male participants. It involves administering both the drug and a placebo to assess how well the body tolerates the medication. The study is designed for healthy males aged 18 to 50 with specific body mass index (BMI) criteria. Participants will undergo thorough medical examinations to ensure they meet the inclusion criteria.

Why it matters

Potential benefit: If successful, this study could lead to a better understanding of the safety profile of BI 3776528, potentially paving the way for its use in treating various conditions.

How similar studies have gone: Other studies have shown success in evaluating the safety and tolerability of new drugs in healthy populations, making this approach well-established.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion criteria:

1. Healthy male subjects according to the assessment of the investigator, as based on a complete medical history including a physical examination and clinical laboratory.
2. Age of 18 to 50 years (inclusive)
3. BMI of 18.5 to 29.9 kg/m² (inclusive), body weight above 60 kg (inclusive)
4. Signed and dated written informed consent in accordance with ICH-GCP and local legislation prior to admission to the trial.

Exclusion criteria:

1. Any finding in the medical examination (including blood pressure (BP), pulse rate (PR) or electrocardiogram (ECG)) deviating from normal and assessed as clinically relevant by the investigator
2. Repeated measurement at screening of systolic blood pressure outside the range of 90 to 140 mmHg, diastolic blood pressure outside the range of 50 to 90 mmHg, or pulse rate outside the range of 50 to 90 beats per minute (bpm)
3. Any laboratory value outside the (age-adapted) reference range that the investigator considers to be of clinical relevance, in particular, hepatic parameters (alanine transaminase (ALT), aspartate transaminase (AST), total bilirubin), renal parameters (creatinine) exceeding the upper limit of normal (ULN) after repeated measurements or abnormal thyroid stimulating hormone (TSH) values outside of the normal range after repeated measurements.
4. Any evidence of a concomitant disease assessed as clinically relevant by the investigator Further exclusion criteria apply.

Where it's running

  • Charité Research Organisation GmbH
    Berlin, Germany
    Recruiting

Study contacts

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.