Other behaviors utilized by patients with bulimia to prevent weight gain include fasting and excessive exercise. Answers [] D. Purging includes self-induced vomiting or misuse of laxatives, diuretics, or enemas for the purpose of preventing weight gain. Answers [] D. Purging includes self-induced vomiting or misuse of laxatives, diuretics, or enemas for the purpose of preventing weight gain Alcohol Withdrawal Alcohol WithdrawalCannabis Intoxication and Cannabis Use Disorder Cannabis Intoxication