What is the role of betahistine hydrochloride for injection?

Betahistine hydrochloride for injection is effective in the treatment of vascular headache and Merrill Lynch syndrome and cerebral arteriosclerosis and acute ischemic cerebrovascular disease. The drug is a western medicine, the main ingredient is betahistine hydrochloride. When injecting betahistine hydrochloride, it should be noted that patients should not be allergic to the drug. In addition, pregnant and lactating women should not inject this drug. Patients with liver and kidney dysfunction should also be injected with betahistine hydrochloride under the guidance of a doctor.