Gebauer's Ethyl Chloride is a vapocoolant (skin refrigerant) intended for topical application to control pain associated with injections, starting IV's and venipuncture, minor surgical procedures (such as lancing boils or incision and drainage of small abscesses), and the temporary relief of minor sports injuries.o apply Gebauer's Ethyl Chloride from the aerosol can, hold can upright over the treatment area and depress the valve completely allowing Gebauer's Ethyl Chloride to spray from the can.