How does Varithena work? The physician administers a small amount of Varithena. The microfoam fills and treats the desired section of the vein. The diseased vein collapses and the foam is diluted in the bloodstream and flushed out. Stephen Picardi2025-04-29T12:23:31-04:00 Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail