For example, ergotamine and caffeine are used before headache attacks. ? 2. Magnesium preparations: Magnesium ions can reduce the excitability of the central nervous system, block sympathetic ganglia, relax vascular smooth muscles, and dilate blood vessels. 15 ml of 33% magnesium sulfate can be taken orally three times a day. ? 3. Calcium antagonists: The main mechanism of action of this type of drug is to block calcium ion slow channels, inhibit platelets from releasing serotonin and thromboxane A2, and permanently inhibit vasoconstrictive substances to dilate blood vessels, thereby improving vasodilatation. Function. Such drugs include Xintongding, Pindolol, Nimodipine, Naoyizine and Flunarizine Hydrochloride. ? 4. Analgesics: The main purpose of using these drugs is to reduce or eliminate the pain of headaches. Because the drug can combine with the opioid receptors in the brain, excite the anti-pain system in the brain, increase the pain threshold, and thus exhibit an analgesic effect. Commonly used drugs include aspirin, Qubingpian (Suomitong), Chuantongding, Selietong and carbamazepine. ? 5. Anti-anxiety and sedatives: These drugs can reduce the patient's mental stress and anxiety and inhibit the excitability of the central nervous system. Such as cedifloxacin, Fenalu, doxepin and clonitrogen, etc.