What is a dopamine antagonist

    • [DOC File]Agonist & Antagonist Actions

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      An antagonist is a ligand that binds to a receptor but does not produce a biological effect (direct acting) or a compound that indirectly inhibits the effect of a neurotransmitter (indirect acting). ... (Yes, dopamine release goes down after apomorphine, but apomorphine's direct stimulation of postsynaptic dopamine receptors renders dopamine ...

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    • [DOC File]Domperidone - BFAR

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      Dopamine antagonist. Antiemetic. Galactagogue Indications: Nausea and vomiting. Gastroparesis. Lactation improvement Pharmacodynamics: For gastroparesis . Increases movements, or contractions, of the stomach and bowel. For lactation improvement . Inhibits dopamine, thereby increasing prolactin, the primary hormone responsible for milk synthesis ...

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    • [DOC File]MEDICAL ALERT CARD

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      The following medications (dopamine-antagonist agents) may cause significant worsening of RLS in some patients. Administer with EXTREME CAUTION: Anti-nauseates—Benadryl, Antivert, Atarax, Bonine, Compazine, Phenergan, Thorazine, Tigan, Trilaton, Vistaril, Reglan;

      what is a dopamine agonist


    • [DOC File]Gastroenterology - Stanford University

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      Dopamine antagonist, useful in diabetic gastroparesis; has rarely been associated with tardive dyskinesia and extrapyramidal side effects. Erythromycin Given 200 mg iv …

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    • [DOC File]Drug Name

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      Class 1 dopamine antagonist (see chlorpromazine)– highly lipid-soluble, very potent CNS DA antagonist Very severe & high incidence of Parkinsonian-like effects, same fx as chlorpromazine – esp. gynecomastia: contraindicated w/breast cancer Rapid GI absorption and much first-pass elimination, so short t½; UK uses analog, Droperidol

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