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pharmacyTopic wise MCQs

Opioid Analgesics and Antagonists MCQs With Answers

Opioid Analgesics and Antagonists MCQs

1. Which adverse effect of opioid analgesics is considered the most potentially life-threatening?
a. Constipation.
b. Physical dependence.
c. Gastrointestinal spasm.
d. Respiratory depression.

2. Which dose of codeine provides an analgesic effect equal to a 10 mg dose of morphine?
a. 60 mg.
b. 90 mg.
c. 120 mg.
d. 150 mg.

3. Which is NOT a property of methadone?
a. Extended duration of action.
b. Blocks opioid receptors.
c. Cross-dependence to other opioids.
d. Highly effective when administered orally.

4. Which short-acting opioid antagonist is primarily used to reverse the effects of opioid agonists?
a. Naloxone.
b. Nalorphine.
c. Naltrexone.
d. Methadone.

5. In addition to analgesia, which effect is codeine also primarily prescribed for?
a. Sedation.
b. Antitussive.
c. Constipation.
d. Respiratory depression.

6. Which pure opioid agonist is used frequently in obstetrics during labor and delivery?
a. Codeine.
b. Morphine.
c. Meperidine.
d. Methadone.

7. Which opioid analgesic has the advantage of cardiovascular stability during cardiac surgery?
a. Fentanyl.
b. Oxycodone.
c. Propoxyphene.
d. Dihydrocodeine.

8. For which effect are opioids exclusively prescribed in dentistry?
a. Sedation.
b. Analgesia.
c. Antitussive.
d. Respiratory depression.

9. Mixed opioid agonist-antagonist drugs were developed to reduce which adverse effects?
a. Constipation and respiratory depression.
b. Constipation and gastrointestinal spasm.
c. Respiratory depression and physical dependence.
d. Respiratory depression and gastrointestinal spasm.