Propranolol tablets, or propranolol hydrochloride tablets, the exact usage of propranolol hydrochloride tablets for idiopathic tremor needs to be determined by a doctor depending on the condition. Propranolol hydrochloride tablets is a non-selective competitive inhibitor of adrenergic beta receptor blockers. It has the effect of inhibiting sympathetic excitability. So it can be used to treat idiopathic tremor. It can be taken orally, either on an empty stomach or with food.Clinical guidelines recommend an initial dose of 10mg twice a day, and a maintenance dose of 60~240mg per day, not exceeding 360mg per day.The first time you use this product you need to start with a small dose, increase the dosage gradually and observe the reaction closely to avoid accidents. Under the guidance of a doctor, the drug must be taken strictly in accordance with the doctor’s prescription dose, not to increase or decrease the dose by oneself. In addition, Nadolol Hydrochloride Tablets can also be used for the treatment of high blood pressure, angina pectoris, arrhythmia, heart attack and so on. Common side effects include headache, dizziness, nausea, vomiting, occasional chest tightness, shortness of breath and nervousness. Allergy to the drug, bronchial asthma, diabetic ketoacidosis, cardiogenic shock, hypotension, long-term fasting are prohibited. The use of the drug requires medical supervision.