Indications: tx of anxiety disorders, alcohol w/drawal, hyperexcitability/agitation, preop relief of anxiety/tension.
Indications: Tx for acute migraines & cluster HAs
Action: Inhibits presynaptic reuptake of norepi & serotonin; anticholinergic at CNS & peripheral receptors, sedating.
Prototype: Diazepam (Valium)
Indication: tx of migraines or vascular HAs
Prototype: Ergotamine (Ergomar)
Prototype: Imipramine (Tofranil)
Prototype: Sumatriptan (Imitrex)
Prototype: Phenobarbital (generic)
Action: Blocks alpha-adrenergic & serotonin receptor sites in brain: constriction of cranial vessels.
Indication: relief of depression symptoms
Action: binds to selective serotonin receptor sites to cause vasoconstriction of cranial vessels.
Indications: sedation; tx of insomnia; tx of seizures; preanesthetic.
Action: Acts in limbic system & RAS to potentiate effects of GABA, an inhibitory neurotransmitter; may act in SC & suprasternal sites to produce muscle relaxation.
Action: Inhibits conduction in ascending RAS; depresses cerebral cortex; alters cerebellar function; depresses motor output