Noromectin Plus Cattle Injection dewormer provides added protection against liver flukes. Injectable parasiticide for the treatment and control of internal and external parasites of cattle, including gastrointestinal roundworms, lungworms, sucking lice, mange mites, cattle grubs and adult liver flukes.Each ml contains 10 mg ivermectin and 100 mg clorsulon. Dosage: Inject 1 ml subcutaneously per 110 lbs body weight. 49 day slaughter withdrawal. Do not use in female dairy cattle of breeding age. Not for use in veal calves.