McKesson topical anesthetic spray temporarily controls pain associated with injections, starting IVs and venipuncture, minor surgery and minor athletic injuries. McKesson topical anesthetic spray works as an alternative to ethyl chloride. The sprays are Hazmat-free which means no Hazmat fees, Hazmat storage and Hazmat disposal. Available in medium stream or mist spray Features: McKesson Topical Anesthetic Spray - MIST. Spray Can. 115mL. Alternative to ethyl chloride. Works within seconds of application. The anesthetic effect lasts approximately 60 seconds. Non-flammable and can be used with electrical cautery equipment. Non-toxic. No HAZMAT fees, no HAZMAT storage, no HAZMAT disposal. Not Made With Natural Rubber Latex. Packaged: Each.