APPLICATION OF O, O, O ', O'-TETRAMETHYL-O, O'-THIODI-P-PHENYLENTHIOPHOSPHATE IN EXTERNAL CONTROLS FOR CATS AND DOGS OF CATS AND DOGS

摘要

The composition comprises O,O,O',O'-tetramethyl-O,O'-thiodi-pphenylenethiophosphate and a physiologically acceptable diluent for oral administration to the animals, or a solid or liquid adjuvant for topical administration. The composition is prepared by mixing the components. The composition can be administered topically to cats and dogs to control fleas and ticks. It can also be admixed to their food.