You should not use this medicine if you are allergic to cephalexin or to similar antibiotics, such as Ceftin, Cefzil, Omnicef, and others. Tell your doctor if you are allergic to any drugs, especially penicillins or other antibiotics.
Before taking this medicine
Do not use this medicine if you are allergic to cephalexin or to other cephalosporin antibiotics, such as:
cefaclor (Ceclor, Raniclor);
cefadroxil (Duricef);
cefazolin (Ancef, Kefzol);
cefdinir (Omnicef);
cefditoren (Spectracef);
cefpodoxime (Vantin);
cefprozil (Cefzil);
ceftibuten (Cedax);
cefuroxime (Ceftin); and others
To make sure cephalexin is safe for you, tell your doctor if you have ever had
an allergy to any drug (especially penicillin);
liver or kidney disease; or
intestinal problems, such as colitis.
Cephalexin is not expected to be harmful to an unborn baby. Tell your doctor if you are pregnant.
Cephalexin can pass into breast milk. Tell your doctor if you are breast-feeding a baby.
