Abrupt discotinuation of regular dose of drugs/ alcohol generates
Permanent feeling of well being
The correct option is A Withdrawal syndrome Abrupt discontinuation of regular does of drugs/ alcohol generates withdrawal syndrome. These are the set of symptoms which occurs due to abrupt discontinuation or dosage reduction of drug or alcohol. Withdrawal syndrome includes tremors, hallucination, vomiting, anxiety, sweating, irritability, insomnia.
Thus, the correct answer is 'Withdrawal syndrome.'