Pharmacology All of the following are true about opioids except ? A Naloxone is short acting B Naltrexone is used to lower craving in alcoholics C Nalmefene can be used for opioid poisoning D Nalmefene is shorter acting than naloxone 💡 Explanation All of the following are true about opioids except ? ✓ Correct Answer: D. Nalmefene is shorter acting than naloxone