Pharmacology A machinery worker in a factory has profuse rhinorrhea and sneezing. Which among the following is the best drug to be given to him? A Diphenhydramine B Cetrizine C Promethazine D Hydroxyzine 💡 Explanation A machinery worker in a factory has profuse rhinorrhea and sneezing. Which among the following is the best drug to be given to him? ✓ Correct Answer: B. Cetrizine