The efficacy of quick-acting heart pills is remarkable, with a better safety profile and fewer serious adverse reactions. Common adverse reactions include stomach upset, stomach pain, diarrhea, chills, dry throat, low blood pressure facial flushing, head pain, etc. For patients with low blood pressure, they should be cautious about taking quick-acting heart pills. Quick-acting heart pills have a certain antihypertensive effect, and patients with hypotension may experience dizziness and other symptoms after using the medication, aggravating the hypotensive condition. In addition, the main ingredients of quick-acting heart pills are Chuanxiong and ice chips, long-term use of ice chips and other drugs can deplete the qi and hurt the yang, resulting in reduced heart function. It can also cause allergic reactions, such as facial edema, rash, itching, etc. The use of quick-acting heart pills should be should be based on the condition, do not blindly take more, take indiscriminately to prevent tolerance. Excessive dosage may have the side effect of bleeding, and should be used with caution by women with heavy menstruation or pregnant women. If you stop taking it for a long time, you may become dependent on it. If you suddenly stop taking it or switch to other drugs, you may experience “restless leg syndrome” with soreness and twitching of the calf muscles within 24 hours, which is a manifestation of the body’s dependence on the drug.