Some arrhythmias don’t need to continue to take medication when they get better, but some arrhythmias need to continue to take medication even when they feel better. The former is mainly caused by some episodic arrhythmias or physiological factors, and the latter is mainly caused by some organic diseases. If the sinus tachycardia, episodic premature beats caused by stress and anxiety or strenuous exercise, you need to take medication, and after the symptoms improve, you can stop taking the medication as prescribed by the doctor, and pay attention to the prevention of triggering factors. If the arrhythmia is caused by organic diseases, such as coronary heart disease myocarditis, electrolyte metabolism disorder, hyperthyroidism caused by arrhythmia. Most of them require long-term medication, and even if you feel better, you need to keep applying the medication because the primary cause of the disease has not been completely eradicated. The presence of arrhythmia need to go to the hospital cardiology department, follow the doctor’s instructions, do not arbitrarily stop the drug.