Contraindications to taking Liver-Sparing and Yang-Expanding Capsule are prohibited for those who are allergic to the product, allergic individuals should be cautious of using the product, and patients with bleeding disorders should be cautious of using the product. Liver-sparing and Yang-boosting Capsule is a proprietary Chinese medicine, which is composed of leech, Dilong, centipede, Chaihu, Cistanches, Cuscuta, Ba Ji Tian and other medicines, and it has the efficacy of relieving the liver and resolving depression (treating depression by dredging the liver’s qi), invigorating blood and tonifying the kidneys. This product can be used for functional impotence and mild arterial insufficiency impotence caused by liver depression and kidney deficiency and liver depression and kidney deficiency with blood stasis, with symptoms such as impotence, impotence with weak penis or weak penis, tightness in the chest, fullness in the chest and ribs, aching of the waist and knees, pale or petechiae on the tongue, and stringy or thin pulse. Adverse reactions to this product are currently unknown. Note that it is contraindicated for those who are allergic to this product, and should be used with caution in allergic individuals and in patients with bleeding disorders. Discontinue use during colds. Discontinue other therapeutic drugs during treatment, and prohibit alcoholism and excessive smoking, avoid all excessive mental stimulation. If you need to use this product, should be under the guidance of a physician, do not unauthorized use of medication, in order to avoid causing adverse reactions.