Bayxin Tong is the trade name of nifedipine controlled release tablets, belongs to the calcium antagonist, long-acting antihypertensive drugs, take this drug palpitations, change other antihypertensive drugs or combined with β-blockers. The adverse reaction of nifedipine controlled-release tablets is the reflex activation of sympathetic nerves, causing rapid heart rate, panic symptoms, panic symptoms can be relieved after stopping the drug. After taking nifedipine controlled-release tablets, panic symptoms are serious, you can change to other classes of antihypertensive drugs, such as timosartan, cloxartan, irbesartan and so on. If the antihypertensive effect is not satisfactory, you can add half a tablet of dihydroclonidine, or you can take a combination of antihypertensive drugs containing diuretics, such as tilmisartan hydrochlorothiazide, chlorosartan hydrochlorothiazide, irbesartan hydrochlorothiazide, and so on. Beta-blockers have the ability to slow down the heart rate and reduce the symptoms of panic, you can nifedipine controlled-release tablets combined with metoprolol succinate and bisoprolol, which can achieve the effect of lowering blood pressure as well as relieving panic. Eat nifedipine controlled release tablets palpitations, to the hospital timely follow-up, according to the doctor’s advice to adjust the antihypertensive drugs.