<unk>  is an antihistamine that is FDA approved for the treatment of allergic conjunctivitis, perennial and seasonal allergic rhinitis, dermatographic urticaria, hypersensitivity reaction, to blood or plasma; or mild allergic skin manifestations, urticaria due to cold and vasomotor rhinitis..   Common adverse reactions include weight gain, xerostomia, central nervous system depression and somnolence.
Cyproheptadine hydrochloride
Palonosetron hydrochloride
Fazadinium bromide
Galantamine hydrobromide
Dimetotiazine
Dropropizine
Lerisetron
Flurazepam hydrochloride