Keflex is an externally (usually orally) administered medication containing cephalexin as an active ingredient. This active ingredient is a broad-spectrum antibiotic and belongs to the class of first-generation cephalosporins.
This medicine is a special formulation that makes it useful against a wide range of bacteria. It is prescribed as an antibacterial medication to patients suffering from respiratory tract infections caused by Streptococcus pneumoniae and Streptococcus pyogenes, and ear infections like otitis media resulting from the isolates of Streptococcus pneumoniae, Haemophilus influenza, Staphylococcus aureus, Streptococcus pyogenes, and Moraxella catarrhalis.
Moreover, it is widely used in the treatment for skin infections caused by certain gram-positive bacteria, bone infections usually by susceptible isolates of aureus, and genitourinary tract infections including acute prostatitis.