Tramadol Hydrochloride Tablets belongs to Class II psychotropic drugs, which is an opioid analgesic, and is mainly used in the clinic for moderate and severe pain, and is a prescription drug. Tramadol Hydrochloride Tablets are mostly used for dental pain, all kinds of postoperative pain, bone fracture, moderate to mild cancer pain, joint pain, sudden pain of heart disease, labor pain relief and so on. It is usually taken orally as 50-100mg, and the dose can be increased as prescribed by the doctor if necessary, and adjusted according to the patient’s pain, but the dose in a day should not be more than 400mg.The drug has adverse reactions such as dizziness, nausea, sweating, weakness, palpitations, and so on. It is important to note that for people with hepatic or renal insufficiency, drug abuse or dependence tendency, should not be used with monoamine oxidase inhibitors, long-term use may produce dependence, and the safety of pregnant and lactating women is not yet clear. Patients should follow the doctor’s instructions to use, do not take without authorization.