In most cases, the rash from a wandering worm is in a foot, ankle, thigh, or rear—basically from a person walking or sitting in fecal-contaminated soil with exposed skin. But, in the New England ...

Hookworms live in the intestines of infected dogs and cats. When those animals ... thighs and hands, but the worms can enter through any part of the skin. It cannot spread between humans.

This medication does not treat worms. If you also want to treat ... For instance, some cats with sensitive skin can't tolerate a spot-on treatment. "Comfortis is one of the ones I like," says ...