Lungworm control.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000469:parasitology* / Q000517:prevention & control; D004022:Dictyocaulus Infections / Q000517:prevention & control / Q000662:veterinary*; D007559:Ivermectin / Q000627:therapeutic use; D008681:Metastrongyloidea
D007559:Ivermectin