Salvia miltiorrhiza Capsule is a proprietary Chinese medicine with the effects of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), regulating qi and relieving pain (relieving pain by unblocking qi). Danshen Capsule belongs to the category of drugs for removing blood stasis and is mainly composed of the Chinese herbal medicine Danshen, which is the rhizome and dried root of Danshen, a plant in the family of Labiatae, and has the effects of activating blood circulation, removing blood stasis, regulating qi and relieving pain. Salvia miltiorrhiza capsule is suitable for chest paralysis (stuffy pain in chest) caused by blood stasis and obstruction, with common symptoms such as pain in chest, fixed place of pain, purple and dark tongue, etc. People with angina pectoris of coronary heart disease can also use this medicine if the above symptoms exist. The side effects of Salvia miltiorrhiza capsule are not clear, because the Chinese herbal medicine Salvia miltiorrhiza should not be used with quatrefoil, so Salvia miltiorrhiza capsule should not be combined with quatrefoil, and due to the existence of the efficacy of this drug to activate blood circulation and remove blood stasis, pregnant women and people with high menstrual blood volume, use with caution. As a prescription drug, Danshen Capsules should be used only under the guidance of a professional doctor.