Metoclopramide Flashcards
1
Q
What is the brand/trade name for metoclopramide?
2
Q
What is the pharmacologic category/class of metoclopramide?
A
- Dopamine antagonist
- Prokinetic
- Antiemetic
3
Q
What is the mechanism of action of metoclopramide?
A
- Antiemetic: blocks dopamine receptors in the CTZ and vomitting center
- Prokinetic: enhances response to acetylcholine in the upper GI tract
4
Q
What is the dose and of metoclopramide and when should it be given?
A
- Aspiration prophylaxis: 10-20 mg ~30 minutes before induction
- PONV prophylaxis/treatment: 10-20 mg near the end of surgery
5
Q
What is the onset of action for metoclopramide?
A
- 1-3 minutes, peak in 1-2 hours
6
Q
What is the duration of action for metoclopramide?
7
Q
The use of metoclopramide and other dopamine antagonists should be avoid in patients with ____________
A
- Parkinson’s disease
Risk for causing or worsening extrapyramidal symptoms