At present, the clinical use of drugs to reduce heart rate but not blood pressure are ivabradine hydrochloride tablets, digoxin and other drugs, specific need to choose according to the condition. 1. Ivabradine hydrochloride tablets: the drug belongs to the anti-arrhythmic and heart failure drugs, generally can be used for sinus rhythm and heart rate is too fast, accompanied by cardiac systolic dysfunction of the patients, at the same time, generally will not affect the blood pressure. Side effects such as bradycardia and optical illusions may occur with ivabradine hydrochloride tablets. 2. Digoxin tablets: this drug can strengthen the heart and slow down the heart rate at the same time, belonging to digitalis class of positive inotropic drugs, used in clinical treatment to control the heart rate, such as valvular heart disease, congenital heart disease. Digoxin tablets may have side effects such as nausea and vomiting and other intestinal discomfort, bradycardia and other side effects. All the above drugs should be used under the guidance of professional doctors.