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.

Dosage for cephalexin may vary based on the condition it’s being used to treat. The typical dosage for most of the bacterial infections it treats is 250 milligrams (mg) every 6 hours. Cephalexin comes ...

Cephalexin’s price may vary depending on which form you’re prescribed, especially if you don’t use insurance coverage to pay for your prescription. Keflex is the brand-name form of generic cephalexin.

The prescribed dosage for cephalexin may depend on a person’s individual treatment plan. Other factors, including your specific diagnosis, medical history, and body weight, may affect your dosage of ...