Laser treatment. Laser treatment sends potent bursts of light on to the varicose vein. This tends to make the vein slowly and gradually fade until it cannot be observed. No cuts or needles are utilized. Allergic reaction. An allergic response to the solution employed for treatment is achievable but unheard https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-everything-you-need-to-know/