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Author Question: An example of a beneficial inhibitory interaction is: A. naloxone blocking morphine's actions. ... (Read 33 times)

nevelica

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on: Jul 23, 2018
An example of a beneficial inhibitory interaction is:
 
  A. naloxone blocking morphine's actions.
  B. antacids blocking tetracycline's actions.
  C. alcohol blocking the actions of opioids.
  D. phenobarbital blocking the effects of phenytoin.

Question 2

A patient comes to the clinic and tells you she might be pregnant. She has migraine headaches. The physician prescribes dihydroergotamine (DHE 45). You explain to the patient that this drug is being used because of which of the following reasons?
 
  1. This agent dilates vessels in migraine headaches.
  2. This agent does not have oxytocic effects.
  3. This agent has no toxic effects.
  4. This agent does not cause dependence.


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carolinefletcherr

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Reply #1 on: Jul 23, 2018
Answer to Question 1

A

Answer to Question 2

2
The drug causes cerebral vasculature to constrict, but it does not have an oxytocic effect and can be used during pregnancy.


nevelica

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Reply 2 on: Jul 23, 2018
Wow, this really help

alexanderhamilton

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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