The adverse reactions and contraindications of Compound Danshen Tablets are not clear, but pregnant women should be cautious. It is recommended to use it under the guidance of professional physicians for evidence-based guidance. Compound Danshen Tablet is a proprietary Chinese medicine, which is composed of Salvia miltiorrhiza, Panax ginseng and ice tablet, with the efficacy of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), and regulating qi and relieving pain (relieving pain by unblocking the qi mechanism). Compound Danshen Tablet is used for chest paralysis (chest tightness and pain) caused by qi stagnation and blood stasis (blood stagnation due to unobstructed flow of qi), symptomatic chest tightness, stabbing pain in the precordial region, and angina pectoris of coronary heart disease with the above symptoms. The adverse reactions and contraindications of this drug are not clear. It should be used with caution in pregnant women because it contains drugs to activate blood circulation and remove blood stasis. If there is a need for medication, it is recommended that it be used under the guidance of a professional physician, not blindly self-medication.