Ondansetron Flashcards
1
Q
What drug classification is Ondansetron?
A
Anti-emetic
2
Q
What is the action of Ondansetron in the body?
A
Potent anti-emetic and anti-nauseant, acting on the vagal nerve which has an effect on the vomiting centre in the brain, also blocking serotonin receptors
3
Q
What schedule is Ondansetron classified under?
A
Schedule 4 (Restricted Drug)
4
Q
What are the side effects of Ondansetron? (4)
A
- Headaches
- Dysrhythmias
- Constipation
- Flushing
5
Q
What are the indications for administering Ondansetron? (1)
A
Nausea and/or vomiting
6
Q
What are the contraindications for administering Ondansetron? (4)
A
- Known severe allergic reaction
- Long QT syndrome
- Patients < 2 years old
- Current apomorphine therapy (Parkinson’s disease medication)
7
Q
What are the precautions to be considered when administering Ondansetron? (3)
A
- Hepatic impairment
- GIT obstruction
- Current cardiac arrhythmias
8
Q
What is the onset time for Ondansetron when administered via IV?
A
5 minutes
9
Q
How can Ondansetron be administered?
A
Per oral, IM or IM
