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A Study to Evaluate How Well Single and Multiple Doses of GLPG3667 Are Tolerated in Healthy, Adult Subjects

A Randomized, Double-blind, Placebo-controlled Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of Single and Multiple Oral Doses of GLPG3667 in Adult, Healthy Male Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04976270
Enrollment
23
Registered
2021-07-26
Start date
2021-07-20
Completion date
2022-01-14
Last updated
2022-02-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Brief summary

This study is a phase I, randomized, double-blind, placebo-controlled, single-center, to evaluate the safety, tolerability, and pharmacokinetics (PK) of GLPG3667 after an oral single dose (SD) of GLPG3667 (part 1) and after oral multiple doses (MD) for 13 days of GLPG3667 (part 2) in healthy male subjects.

Interventions

GLPG3667 capsules

DRUGPlacebo

Matching placebo capsules

Sponsors

Galapagos NV
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
BASIC_SCIENCE
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
MALE
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

* Male between 18 and 55 years of age (extremes included), on the date of signing the informed consent form (ICF). * A body mass index (BMI) between 18.0 and 30.0 kg/m2, inclusive. * Judged to be in good health by the investigator based upon the results of a medical history, physical examination, vital signs, 12-lead electrocardiogram (ECG), and fasting clinical laboratory safety tests, available at screening and prior to randomization. Hemoglobin, neutrophil, lymphocyte, and platelet counts must be above the lower limit of normal range. Total bilirubin, aspartate aminotransferase (AST), and alanine aminotransferase (ALT) must be below the upper limit of normal. Other clinical laboratory safety test results must be within the reference ranges or test results that are outside the reference ranges need to be considered not clinically significant in the opinion of the investigator. This list only contains the key inclusion criteria.

Exclusion criteria

* Known hypersensitivity to investigational product (IP) ingredients or history of a significant allergic reaction to IP ingredients as determined by the investigator. * Positive serology for hepatitis B virus surface antigen (HBsAg) or hepatitis C virus (HCV) or history of hepatitis from any cause with the exception of hepatitis A that has resolved at least 3 months prior to first dosing of the IP. This list only contains the key

Design outcomes

Primary

MeasureTime frameDescription
Frequency and severity of treatment-emergent adverse events (TEAEs), treatment-emergent serious adverse events, and TEAEs leading to treatment discontinuationsFrom screening through study completion, an average of 3 monthsTo evaluate the safety and tolerability of single and multiple oral doses of GLPG3667, in adult, healthy, male subjects compared with placebo

Secondary

MeasureTime frameDescription
Maximum observed plasma concentration (Cmax) of GLPG3667 - MDBetween Day 1 pre-dose and Day 16To evaluate the PK of single and multiple oral doses of GLPG3667 in adult, healthy male subjects.
Area under the plasma concentration-time curve (AUC) of GLPG3667 - SDBetween Day 1 pre-dose and Day 4To evaluate the PK of single and multiple oral doses of GLPG3667 in adult, healthy male subjects.
Maximum observed plasma concentration (Cmax) of GLPG3667 - SDBetween Day 1 pre-dose and Day 4To evaluate the PK of single and multiple oral doses of GLPG3667 in adult, healthy male subjects.
Terminal elimination half-life (t1/2) of GLPG3667 - SDBetween Day 1 pre-dose and Day 4To evaluate the PK of single and multiple oral doses of GLPG3667 in adult, healthy male subjects.
Terminal elimination half-life (t1/2) of GLPG3667 - MDBetween Day 1 pre-dose and Day 16To evaluate the PK of single and multiple oral doses of GLPG3667 in adult, healthy male subjects.
Area under the plasma concentration-time curve (AUC) of GLPG3667 - MDBetween Day 1 pre-dose and Day 16To evaluate the PK of single and multiple oral doses of GLPG3667 in adult, healthy male subjects.

Countries

Belgium

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026