A Study of The Excretion Balance, Pharmacokinetics and Metabolism of A Single Oral Dose of [14C]-Labeled RO4917523 in Healthy Male Volunteers

Inclusion Criteria: * Male adults, 18 to 65 years of age inclusive * Body mass index (BMI) 18.0 to 32.0 kg/m2 * Healthy, as judged by a physician on the basis of a medical history, general physical examination, laboratory tests, vital signs and 12-lead ECG * Medical history without major pathology * Agree to use two effective methods of contraception with their partners, including one barrier method (e.g. condom) throughout the study and for up to 3 months after the last dose of study drug Exclusion Criteria: * History of relevant drug and or food allergies * Smoking (within 60 days prior to drug administration until the follow-up visit) * History of alcohol abuse or drug addiction (including soft drugs like cannabis products) * Participation in a drug study within 60 days preceding first administration of study drug; participation in more than 3 other drug studies within 10 months preceding the first administration of study drug * Infrequent bowel movements (less than once per 2 days) * Participation in another ADME study with a radiation burden \>0,1 mSv in the period of 1 years before the start of the study * Positive screen for drugs of abuse * Average intake of more than 24 units of alcohol per week * Positive for hepatitis B, hepatitis C or HIV infection