You cannot blindly use the method of opening the meridians simply because of the varicose veins under the tongue, you need to combine with the four diagnoses of Chinese medicine to use the medicine precisely. Changes of sublingual varicose veins such as purple bead-like stasis nodules of varying sizes are signs of blood stasis. The cause of its formation may be qi stagnation, cold condensation, phlegm dampness, etc., which needs to be analyzed in combination with other symptoms. Those with Qi stagnation and blood stasis should be treated by promoting Qi and activating blood circulation, and can use Blood Palace and Blood Stasis Tang; those with cold condensation and blood stasis should be treated by warming Yang and clearing the channels, and can use Angelica Sinensis Tang; and those with phlegm-dampness obstruction (phlegm and dampness blocking the smooth flow of the meridians) should be treated by resolving phlegm and clearing the channels, and can use Gua Poullus Scallop Bracteate and Semen Xanthium Soup. Sublingual varicose veins may also have other causes, should be timely hospital consultation, by the Chinese medicine practitioner to identify the evidence of treatment, do not self-medication, to avoid adverse consequences for the body.