This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
“Bad-trip” is associated with 
Select and explain. 
A. Bhang, B. Ganja, C. LSD, D. Cocaine
C: LSD
Answer: C: LSD 
Explanation: • LSD intoxication causes bad trips, which is the acute panic reaction in which the individual experience a loss of control over his self.
• Spontaneous recurrence of LSD, or sometimes cannabis use experience even during a withdrawal state is known as Flash-back.