Asclera Polidocanol Injection 1% Ampule Vials 20 mg per 2 mL x 5/Box(Rx)Asclera (Polidocanol) Injection 1% Asclera is the brand name for a sterile polidocanol solution used as a sclerosing agent to treat varicose veins. It is a prescription (Rx) medication approved by the FDA (2010) for injection into small leg veins. Ascleras active ingredient, polidocanol, is a detergent like compound (a lauryl alcohol ethoxylate) that, when injected, damages the vein lining and causes clotting and fibrosis. Each 2 mL single use ampule