chantiis proven to help people quit smoking. it reduthe urge to smoke. some people had changes in behavior, thinking orood, hostility, agitation, depressed mood and suicidal thoughts or actions while taking or after stopping chantix. if you notice any of these, stop taking chantix and call your doctor right away. tell your doctor about any history of depression or other mental health problems, which could get worse while taking chantix. don't take chantix if you've had a serious allergic or skin reactioto it. if you develop these, stop taking chantix and see your doctor right away as some can be life-threatening. if you have a history of heart orlood vessel problems, tell your doctor if you have new or worse symptoms. get medical help right away if you have symptoms of a heart attack. use caution when driving or operating machinery. common side effects include nausea, trouble sleeping and unusual dreams. my inspiration for quitting were my sons. they were my little cheering squad. [ laughs ] [ male announcer ] ask your doctor if chantix is right for you.