Naltrexone is used for which of the following function in opioid addiction?: (A) prevention of relapse, (B) Treatment of withdrawal, (C) Treatment of overdose, (D) Prevention of withdrawal
Answer is A. Naltrexone is a pure opiod antagonist. It is used for opiod blockade theory in post addicts mainly for maintainence therapy and mathadone for substitution therapy. Ref: KD Tripati 8th ed.