title: Shelf life of cattle parasiticide extended.
mesh_terms: D000818:Animals; D000977:Antiparasitic Agents; D002417:Cattle; D017277:Drug Approval; D004355:Drug Stability; D007559:Ivermectin / Q000031:analogs & derivatives*; D013997:Time Factors; D006113:United Kingdom
chemical_list: D000977:Antiparasitic Agents; D007559:Ivermectin; C101434:eprinomectin