Medically reviewed by Robert Burakoff, MDIntestinal worms often lead to gastrointestinal symptoms, like diarrhea, because ...

Your provider may recommend over-the-counter (OTC) medications to treat a parasitic infection like pinworm. Family members and other people you’re in close contact with may also need to take the ...

Pinworm infection is one of the most common human intestinal parasitic infections. It is spread via the fecal-oral route, and the main cause is poor hygiene.