<unk>  is a group of symptoms that occur in the first few weeks after stopping or decreasing use of<unk> . Symptoms include intense cravings for<unk> , anger or irritability, anxiety, depression, impatience, trouble sleeping, restlessness, hunger or weight gain, and difficulty concentrating. Withdrawal symptoms make it harder to quit<unk>  products, and most methods for quitting smoking involve reducing<unk> . Quit smoking programs can make it easier to quit.<unk>  is recognized in both the American Psychiatric Association Diagnostic and Statistical Manual and the WHO International Classification of Diseases.
Nicotine withdrawal
Drug withdrawal
Opioid withdrawal
Benzodiazepine withdrawal syndrome
Alcohol withdrawal syndrome
Post-acute-withdrawal syndrome
Alcohol intoxication
Antidepressant discontinuation syndrome