treatment of withdrawal is required in ?
Ans. is 'a' i.e., LSD Clinically significant withdrawal syndrome (requires treatment) :-Alcohol, opioids, amphetamines, Barbiturates, BZDs, Nicotine. No or minimal clinically significant withdrawal syndrome (requires no treatment) :- LSD (nil), Cannabis (minimal).
LSD
Opium
Alcohol
Amphetamine