IVERMAX Ivermectin Pour On for Cattle contains 5 mg ivermectin/ml. It delivers internal and external parasite control in one convenient low-volume application. For the treatment and control of gastrointestinal roundworms (including inhibited Ostertagia ostertagi) lungworms, grubs, horn flies, sucking and biting lice, and sarcoptic mange mites in cattle. The dose is 1 ml for each 22 lb. of body weight. Do not use in female dairy cattle of breeding age. Cattle must not be treated within 48 days of slaughter for human consumption. Must use Ivermax Gun to dispense larger sizes.