Chantix Champix Coupons Discount cost - Irritation of the mucous membranes in the mouth due to smoking and drinking is a risk factor which raises your chances of getting a disease or condition. Men are more often pretentious than women. About 90% of people with mouth cancer are tobacco users. Smokers are 6 times more likely than nonsmokers to develop mouth cancer. Using tobacco with alcohol increases the jeopardy more than either alone.