10. Administration of another new chemical entity (defined as a compound which has not been approved for marketing) or has participated in any other clinical study that included drug treatment with less than three months between administration of last dose and first dose of IMP/placebo in this study. Subjects consented and screened but not dosed in previous phase I studies are not excluded. 11. Current smokers or users of nicotine products. Irregular use of nicotine (e.g., smoking, snuffing, chewing tobacco) less than three times per week is allowed before screening visit. 12. Positive screen for drugs of abuse or alcohol at screening or on admission to the unit prior to administration of the IMP/placebo. 13. Current or history of alcohol abuse and/or use of anabolic steroids or drugs of abuse.