Pharmacology A 15-year-old boy needs to go for a long distance in bus. Which of the following drugs would be useful for him? A Desloratiadine B Cetirizine C Diphenhydramine D Promethazine 💡 Explanation A 15-year-old boy needs to go for a long distance in bus. Which of the following drugs would be useful for him? ✓ Correct Answer: D. Promethazine