Flunarizine Hydrochloride can be taken two tablets at a time, but there are adverse effects associated with Flunarizine Hydrochloride and it is recommended that the medication be used under medical supervision. The daily dosage of Flunarizine Hydrochloride is 1~2 tablets each time, once a day, at bedtime. Flunarizine hydrochloride can be used for the treatment of tinnitus, cerebral dizziness, cerebral hypoperfusion, vertebral artery ischemia, and post-thrombotic cerebral thrombosis, as well as for the prevention of migraine headaches. Drowsiness, fatigue, heartburn, weight gain, insomnia, anxiety may occur with Flunarizine Hydrochloride, and long-term use of the drug can lead to depression, extrapyramidal and other adverse effects. The drug is contraindicated in patients who are allergic to flunarizine hydrochloride, have a history of depression, acute cerebral hemorrhagic disease, and flunarizine hydrochloride should be used with caution in pregnant women and breastfeeding women. If you need to take the drug, it is recommended to consult a physician and standardize the use of medication under the guidance of a physician.