Medicines can help prevent complications. The goals of treatment are to prevent blood clots.

The most important thing that individuals with hemophilia can do to prevent complications of this disease is to avoid injury.

Dehydration which leads to other complications including death.

Congenital chickenpox is treated immediately to prevent serious complications or death.

There is no way to prevent peritonitis, since the diseases it accompanies are usually not under the voluntary control of an individual. However, prompt treatment can prevent complications