chlorcyclizine antihistamine drug molecule. used in treatment of allergy, urticaria, rhinitis and pruritus and possibly also to

chlorcyclizine chlorcyclizin chlorcyclisine histamine antihistamine phenylpiperazine allergy rhinitis urticaria pruritus antiemetic hepatitis hcv hydrogen carbon nitrogen chlorine virus disease drug therapy medicine medicinal product pharmacology pharmacy pharmaceutical pharma treatment generic molecule atoms chemical chemistry composition atomic model molecular