For external use only as an antiseptic, disinfectant and rubefacient on animals. For animal use only. Use full strength as a topical antiseptic or for disinfections of instruments. May also be used for temporary relief of minor muscular aches or pains due to overexertion and fatigue. Apply to affected area and massage briskly to stimulate circulation. Do not apply to irritated skin or if excessive irritation develops.