Cephalexin is a generic prescription ... If you have mild symptoms of an allergic reaction, such as a mild rash, call your doctor right away. They may suggest a treatment to manage your symptoms ...

Cephalexin is a generic drug that ... immediately call 911 or your local emergency number. For mild allergic reaction symptoms, such as a mild rash, call your doctor right away.

These are known as contraindications. Cephalexin has one contraindication. If you’ve had an allergic reaction: If you’ve had an allergic reaction to cephalexin, any of its ingredients ...