Unlike sulfa drugs, penicillin is made up of plant material that the body can absorb.But penicillin, too, has its side effects.Frequently the reaction it causes is only a skin rash or a light fever.

• 与磺胺药不同，盘尼西林是由人体可吸收的植物材料制成的，不过也有副作用，通常只是皮疹、低烧。