Stromectol (generic: ivermectin) is a prescription medication used to treat threadworm and river blindness. These are infections caused by certain roundworms that enter the body through the skin. Stromectol belongs to a group of drugs called anthelmintics, which kill certain types of parasitic worms.

Stromectol comes in tablet form and is taken by mouth as a single dose.

Common side effects of Stromectol include itching, nausea, and diarrhea. Stromectol can also cause dizziness and drowsiness. Do not drive or operate heavy machinery until you know how Stromectol affects you.