Pharmacology An addict presents with increased sweating, lacrimation, diarrhea, yawning and rhinorrhea. These symptoms may occur due to withdrawal of ? A Heroin B Cocaine C Cannabis D Alcohol 💡 Explanation An addict presents with increased sweating, lacrimation, diarrhea, yawning and rhinorrhea. These symptoms may occur due to withdrawal of ? ✓ Correct Answer: A. Heroin