Dectomax Pour-On solution is indicated for the treatment and control of the following species of gastrointestinal roundworms, lungworms, eyeworms, grubs (see PRECAUTIONS), biting and sucking lice, horn flies, and mange mites in cattle., Zoetis Zoetis, Dectomax™ Pour On delivers broad spectrum parasite control in cattle. Containing doramectin, it controls gastrointestinal roundworms, lungworms, eyeworms, warbles, sucking and biting lice, mange mites and hornfly in cattle., Effective against roundworms, lungworms, grubs, lice and mange mites. Apply at 1 ml for each 22 lbs. of body weight. Apply topically along the mid-line of the back from the withers to the tailhead. Dispenser included with 250 ml and 1000 ml sizes. 45 day slaughter withdrawal., For treatment and control of gastrointestinal roundworms, lungworms (adult and fourth-stage larvae), eyeworms (adult), grubs (parasitic stages), biting and sucking lice, mange mites, and horn flies. For use in dairy replacement heifers less than 20 months of age and most ages or classes of beef cattle, including calves and pregnant beef cows., Dectomax Pour-On solution has been proved to effectively control infections and to protect cattle from reinfection with Cooperia oncophora, Dictyocaulus viviparus, Ostertagia ostertagi, and Oesophagostomum radiatum for 28 days; and Cooperia punctata and Haemonchus placei for 35 days after treatment..