Chemical Name: CEPHALEXIN (sef-a-LEX-in)

Cephalexin is a cephalosporin antibiotic used to treat certain infections caused by bacteria such as pneumonia and bone, ear, skin, and urinary tract infections. Antibiotics will not work for colds, flu, or other viral infections.

SIDE EFFECTS that may occur while taking this medication include upset stomach, diarrhea, vomiting and mild skin rash.