['healthy']
['glpg1972 single ascending doses', 'placebo single dose', 'glpg1972 multiple ascending doses', 'placebo multiple doses']

        Inclusion Criteria:

          -  Males between 18-50 years of age

          -  Subjects must have a body mass index between 18-30 kg/m²

          -  Subjects must be judged to be in good health based upon the results of a medical
             history, physical examination, vital signs, 12-lead electrocardiogram and laboratory
             profile

        Exclusion Criteria:

          -  A subject with a known hypersensitivity to study drug ingredients or a significant
             allergic reaction to any drug

          -  Concurrent participation or participation within 8 weeks prior to the initial study
             drug administration in a drug/device investigational research study

          -  A subject with active drug or alcohol abuse within 2 years prior to the initial study
             drug administration

          -  Current sexually active (and/or child wish) male; a contraception method should be
             used
      