International Nonproprietary Name
Cefalexin is the International Nonproprietary Name (INN) and Australian Approved Name (AAN), while cephalexin is the British Approved Name (BAN) and United States Adopted Name (USAN). Brand names for cefalexin include Keflex, Acfex, Cephalex, Ceporex, L-Xahl, Medoxine, Ospexin, and Torlasporin.