Evaluation of Mass Balance and Absolute Bioavailability of GLPG1205

A Phase 1, Open-label Study to Investigate the Pharmacokinetics and Metabolism of GLPG1205 in Healthy Male Subjects Following Single Intravenous [14C]-GLPG1205 Microtracer and Single Oral [14C]-GLPG1205 Administration

A study in healthy male volunteers to assess how the radiolabelled test medicine is taken up and broken down by the body when given by short infusion into a vein and when given by the mouth in the form of a capsule or tablet.

Inclusion Criteria:

• Male between 18-64 years of age (extremes included) (Part 1) and between 45-64 years of age (extremes included) (Part 2), on the date of signing the informed consent form.
• A body mass index (BMI) between 18.0-32.0 kg/m2, inclusive.
• Having a regular (at least) daily defecation pattern (i.e. 1 to 3 times per day).

Exclusion Criteria:

• Radiation exposure, including that from the present study, excluding background radiation but including diagnostic X-rays and other medical exposures, exceeding 5 millisievert (mSv) in the last 12 months or 10 mSv in the last 5 years. Occupationally exposed worker, as defined in the Ionising Radiation Regulations 2017, cannot participate in the study.