The drug which blocks both H1 and 5ht2 receptor is
Cyproheptadine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes/nose, sneezing, hives, and itching. It works by blocking a ceain natural substance (histamine) that your body makes during an allergic reaction. Refer kDT 7/e p170
Phenoxybenzamine
Cyproheptadine
Ritanserin
Ondonsetron
General anatomy