RO-6864018

This randomized, double-blind, placebo-controlled, single ascending dose study will assess the safety, pharmacokinetics, and pharmacodynamics of RO6864018 in healthy, male, Asian and Caucasian participants. Participants will be enrolled in cohorts and randomized 8:2 to receive a single oral administration of RO6864018 or placebo. Total study duration for each participant is up to 9 weeks.