Frequent premature beats chest tightness shortness of breath panic can take propafenone, amiodarone and other drugs to treat, the specific use of drugs to follow the doctor’s instructions. Frequent premature beats caused by chest tightness, shortness of breath and panic, you can take oral slowing down the heart rate of the drug treatment, commonly used drugs are propafenone, amiodarone and other drugs. Propafenone mainly through the inhibition of sodium ion in-flow play a role in atrial premature beats and ventricular premature beats have a therapeutic effect, the adverse effects of the drug nausea, vomiting, dizziness, bradycardia, etc., allergic to the components of the drug, the sick sinus node syndrome without pacemaker protection, double bundle-branch block and other patients are prohibited. Amiodarone mainly inhibits potassium ions, and has a therapeutic effect on atrial and ventricular premature beats, the adverse effects of the drug include nausea, vomiting, impaired liver function, bradycardia, dizziness, etc. It is contraindicated in patients who are allergic to the components of the drug, morbid sinus node syndrome, severe hepatic impairment, and breastfeeding women during pregnancy. Patients with frequent premature beats should go to the hospital in time, give treatment under the guidance of the physician, and avoid self-medication.