The side effects of Astragalus Shengmai Drink are not known at this time. Astragalus Sheng Vein Drink is a proprietary Chinese medicine composed of Astragalus, Radix et Rhizoma Ginseng, Radix et Rhizoma Ophiopogonis and Fructus Schisandraeae, and its side effects (including adverse reactions) are not known at this stage. Astragalus Sheng Vein Drink has the effect of benefiting qi and nourishing yin, as well as nourishing the heart and tonifying the lungs, and is used for treating patients with coronary heart disease who suffer from qi and yin deficiency as well as palpitations and shortness of breath. Astragalus replenishes qi and enhances yang qi, Radix et Rhizoma Ginseng benefits qi and promotes the production of fluid by replenishing qi, Ophiopogon has the effect of nourishing yin and promoting the production of fluid, Fructus Schisandrae chinensis and Fructus Schisandrae chinensis can astringent the lungs to stop sweating, and replenish the kidneys to nourish the heart, and the combination of these herbs can benefit qi and nourish yin and nourish the heart and replenish the lungs. The contraindications and precautions of Astragalus Sheng Vein Drink are not known. If there is a need for medication, it should be used under the guidance of a doctor, and should not be used blindly to avoid adverse effects.