Scientists at the American Society of Tropical Medicine and Hygiene's conference, said the drug was toxic to blood-drinking mosquitoes.
They said their findings were pretty exciting, but still at an early stage.
Ivermectin is already used to kill parasitic worms, which affect a third of the world's population and cause illnesses including river blindness and lymphatic filariasis.
Its discovery won this year's Nobel Prize for Physiology or Medicine.
More can be read on the BBC health website http://www.bbc.co.uk/news/health-34649016