sodium cromoglycate,nedocromil | stabilizators of the mast cells | |
diphenhydramine,promethazine,fenistil | 1 generation of h1 antihistaminics | |
cetirizine,loratadine | 2 generation of h1 antihistaminics | |
levoceterizine,desloratadine | 3 generation of h1 antihistaminics |