ACTIVE: 5MG/ML DORAMECTIN. Highly active broad spectrum parasiticide for topical administration to cattle. Extremely effective in treatment and control of gastrointestinal roundworms, lungworms and buffalo fly in cattle. Also controls eye worms, sucking and biting lice, mange mites and cattle ticks. Doramax Pour On provides broader coverage and longer protection. Wide safety margin on all ages of cattle.