Panic and palpitations are one meaning, both are self-perception of heart beating, heart rate can be fast or slow during palpitations attack, and should be treated according to different causes. Most of the physiological causes are related to excessive stress, heavy drinking and smoking, so quit smoking and drinking and take pulse pellets. Pathological palpitations are mostly related to heart disease, such as long-term hypertension leading to cardiac hypertrophy will appear palpitations, blood pressure decreases at the same time palpitations will gradually ease. You can take Enalapril or Metoprolol. Acute blood loss can also lead to palpitations, which are related to anemia caused by reduced blood volume. If there is not a lot of bleeding, you can take ferrous sulfate oral solution, and gradually correct the anemia will relieve the palpitations. Bacterial infections can cause a rise in body temperature and palpitations can also occur. You can choose highly targeted antibiotic treatment, such as cefaclor, levofloxacin, etc.