
If you experience any of the following symptoms, call your doctor immediately or get emergency medical treatment: Tell your doctor if any of these symptoms are severe or do not go away: If you become pregnant while taking cephalexin, call your doctor.Ĭephalexin may cause side effects.

tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding.tell your doctor if you have or have ever had any kind of allergies, gastrointestinal disease (GI affecting the stomach or intestines), especially colitis (condition that causes swelling in the lining of the colon ), or kidney or liver disease.Your doctor may need to change the doses of your medications or monitor you carefully for side effects. Be sure to mention any of the following: anticoagulants ('blood thinners') such as warfarin (Coumadin, Jantoven) metformin (Fortamet, Glucophage, Glumetza, Riomet, in Glucovance, Invokamet, others) and probenecid (Probalan).

