What is the best fluid to give for dizziness needs to be combined with the cause of the patient’s dizziness to select the medication. If the dizziness is caused by significantly elevated blood pressure, you can lower the cranial pressure by sedating mannitol to lower the blood pressure and relieve the symptoms of dizziness. If the dizziness is caused by insufficient blood supply to the brain and cerebral arteriosclerosis, medications to activate blood circulation and improve blood stasis should be ordered. If the dizziness is caused by otoliths, the infusion will not be effective, and the treatment of manual repositioning should be given to relieve the dizziness. If the dizziness is considered to be caused by peripheral vertigo, Meniere’s disease, in the acute phase of the attack, hormones should be given to reduce the edema of the inner ear, such as dexamethasone, and symptomatic treatment can be given for dizziness and vomiting, such as intramuscular injection of finasteride to relieve the patient’s symptoms.