Cephalexin is a generic drug that’s prescribed for certain bacterial infections in adults and children. As with other drugs, cephalexin can cause side effects, such as diarrhea, nausea, or vomiting.
Xifaxan, a brand-name antibiotic, may cause side effects like headaches, nausea, and elevated liver enzymes, depending on the condition being treated. Serious side effects may include diarrhea from ...