[ chuckles ] everybody craves those crazy squares. when the doctor told me that i could smoke for the firsweek... i'm like...yeah, ok... little did i know that one week later i wasn't smoking. [ male announcer ] along with support, chantix (varenicline) is proven to help people quit smoking. it reduces the urge to smoke. some people had changes in behavior, thinking or mood, hostilityagitation, 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 reaction to it. if you develop these stop taking chantix and see your doctor right away as some can be life-threatening. tell your doctor if you have a history of heart or blood vesl problems,