For treatment of fleas ticks and flea eggs on dogs. Pyrethrins .112% Permithrin (Cas #52645-53-1) .10% Related Compounds .009% N-Octyl Bicycloheptene Dibicarboximide .50% 2-[1-Methyl-2(4-Phenoxyphenoxy)ethoxy] Pyridine .125% Other Ingredients 99.154%