How long does it take for nizonide to work? Home › Forums › Male Health › How long does it take for nizonide to work? Tagged: Nitazoxanide 200 Mg, Nizonide 200 This topic has 0 replies, 1 voice, and was last updated 2 years, 8 months ago by davidbrown. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In