| abstract |
This invention provides topical ectoparasiticidal fomulations comprising an ectoparasiticide, preferably a pyrethroid or a spinosyn, a spreading agent at is a (C 3 -C 6 ) branched alkyl (C 10 -C 20 ) alkanoate, preferably isopropyl myristate, and optionally a miscibilizing agent compatible with organic solvent systems, and methods of controlling an ectoparasite infestation on certain animals comprising topically applying such formulations to the animal. |