Answer: Dexamethasone is a steroid.
Explanation: Increased intracranial pressure (ICP) may be caused from several factors: head trauma, birth trauma, hydrocephalus, infection and/or tumors. Whatever the reason the brain swells and becomes inflamed. Dexamethasone is a steroid. A steroid may be prescribed to reduce inflammation and pressure on vital centers of the brain. The diuretic mannitol may be used to decrease edema. An anticonvulsant is used with increased ICP to prevent seizures. An antihistamine would not be warranted in for treatment of a head injury.
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