In November of 2013, the US Food and Drug Administration (FDA)  approved Varithena,^™   a new type of foam treatment for the treatment of patients with incompetent veins and visible varicosities of the great saphenous vein (GSV) system. Varithena^™ is a pharmaceutical-grade, low-nitrogen, polidocanol foam dispensed from a canister device. In two pivotal, placebo-controlled Phase […]