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Antiemetic, Antinausea drugs

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show Vomiting center (VC) Chemoreceptor trigger zone (CTZ) Both located in the brain  
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what are three pathways that lead to CTZ   show
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show Bind to & block acetylcholine (ACh) receptors in the inner ear labyrinth Block transmission of nauseating stimuli to CTZ Also block transmission of nauseating stimuli from the reticular formation to the VC scopolamine- used for motion sickness  
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how do antihistamines help as antiemetics   show
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how do antidopaminergic help as antiemetics   show
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show Block dopamine in the CTZ Also stimulate peristalsis in GI tract, enhancing emptying of stomach contents Also used for GERD, delayed gastric emptying metoclopramide (Reglan)- Long-term use may cause irreversible tardive dyskinesia  
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how do serotonin blockers help as antiemetics   show
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What are tetrahydrocannabinoids   show
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what herbal products act as antiemetics   show
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all antiemetics can do what   show
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Created by: palmerag
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