Medicine info: Brand names
Medicine info: Active ingredients
Cefalexin is used to treat bacterial infections in various parts of the body. This page explains how cefalexin works, its risks and other treatment options available in its place.
Penicillin is the name given to a widely-used group of antibiotic drugs. Penicillin can have side-effects, and some people suffer allergic reactions. Find out more here.
Antibiotics revolutionised medicine in the 1940s because they treated infections caused by bacteria. Learn how antibiotics work and how to take them.