Betahistine hydrochloride tablets are very commonly used in clinical practice, and patients are generally advised to stop taking the drug after about one week. But in the end how long can stop the drug, mainly depends on the patient’s clinical symptoms, generally patients if the drug about three days dizziness has improved, it is recommended to continue to consolidate treatment, if in the drug about three days the patient’s condition completely disappeared, you can stop the drug, for older patients with cerebral thrombosis, transient cerebral blood supply deficiency, etc., can consider oral medication for about half a month to improve the effect of circulation will be better. It is recommended to drink more water after the medication to promote the absorption and metabolism of the drug. If adverse reactions occur after the application of betahistine hydrochloride tablets, the medication can be stopped in time to observe the changes in the condition, and if necessary, consider going to the hospital for further examination to avoid delaying the patient’s condition.