Herpes cheek infection heals spontaneously in about a week, and people with severe infections can recover completely in about two weeks. Herpes cheek infection is an infectious disease of the pharynx caused by an intestinal virus that starts rapidly, mostly in children, and can be accompanied by high fever and diarrhea if the infection is severe. In terms of treatment, the first thing is to pay attention to rest, drink more water, strengthen nutrition and healthy diet, then you can use antiviral drugs oral or infusion treatment, it is recommended to choose acyclovir or ganciclovir, if caused by fever, body temperature of more than 38.5 degrees, you can use antipyretic drugs, children are recommended to use antipyretic suppositories, relatively speaking, less side effects.