Keflex Capsules 500mg – Cephalexin for Bacterial InfectionsKeflex Capsules 500mg Cephalexin for Bacterial Infections Keflex 500mg Capsules contain Cephalexin, a broad spectrum first generation cephalosporin antibiotic used to treat a variety of bacterial infections. This effective medication works by inhibiting bacterial cell wall synthesis, leading to the elimination of bacteria responsible for infections. It is commonly prescribed for respiratory tract infections, skin infections, urinary tract infections,