This Beaphar product is a 4-week treatment for animals over 50g, such as golden hamsters, gerbils and mice. It contains ivermectin in ready-to-use pipettes, and helps to control external parasites such as mites, lice, fleas and ticks, plus internal parasites such as roundworms. This product is part of Beaphar's range of pet healthcare products, designed to make quality products available to everyone at an affordable price.