Topical flea and tick products come under EPA scrutiny.
D000287:Administration, Topical; D000818:Animals; D007306:Insecticides / Q000008:administration & dosage / Q000009:adverse effects*; D005423:Siphonaptera; D013987:Ticks; D014481:United States; D014484:United States Environmental Protection Agency
D007306:Insecticides