click or call. i m claudine and i quit smoking with chantix. smoking s a monkey on my back. it was, it was always controlling your time, your actions, your money. it had me.t had me. i would not be a non-smoker today if it wasn t for chantix. is proven to helpprt,peopl. chantix (varenicline) chantix reduced my urge to smoke some people had changes in behavior, thinking or mood, hostility, agitation, depressed mood and suicidal thoughts or actions while taking or after stopping chantix. some had seizures whiltaking chantix. if you have any of these, stop chantix and call your doctor right away. tell your doctor about any history of mental health problems, which could get worse or of seizures. don t take chantix if you ve had a serious allergic or skiki you have these,it. stop chantix and cl your doctor right away as some cabe life-threatening. tell your doctor if you have heart orlood vessel problems, or develop new ororse symptoms. get medical help right away if u haymptoms of a heart