Moxiclear for Cats is indicated for the treatment of fleas, intestinal worms, lungworms, ear mites and prevention of heartworms. The fast acting formula stops fleas from feeding within 3-5 minutes. It kills adult and larval fleas within 20 minutes. Treatment with Moxiclea also aids in the prevention of heartworm infection when used monthly year around. The topical solution treats and controls major intestinal worms. The efficacious treatment controls lungworms and prevents lungworm infection. It..