Nausea and Vomiting

Question 1

Can prochlorperazine be given IV?

Answer 1

No

Question 2

What can you administer for undifferentiated nausea and vomiting?

Answer 2

• Ondansetron 4mg ODT
• -Rpt 4mg after 5-10mins if sx persist (max 8mg ODT, IV or in combination)
• If the patient is unable ti tolerate ODT or IV is in situ - 8mg IV
• If known allergy or C/I to ordains + pt >21 yrs = Prochlorperazine 12.5mg IM

Question 3

If the patient is dehydrated from vomiting how can you treat them?

Answer 3

Less than adequate perfusion
- Consider NaCl IV (Max 40ml/kg) titrated to patient response. Consult for further fluid. If consult unavailable repeat NaCl 20ml/kg (total 60ml/kg)

Adequate perfusion but significant dehydration:
- Consider NaCl 20ml/kg IV over 30/60

Question 4

How can you treat vestibular nausea?

Answer 4

If patient >21 years
- Prochlorperazine 12.5mg IM

If pt <21 years ondansetron as per nausea and vomiting

Question 5

When would you treat for vestibular nausea?

Answer 5

• Potential for motion sickness
• Planned aeromedical evacuation
• Vertigo

Question 6

When can you treat a patient prophylactically for nausea and vomiting?

Answer 6

• Pts with potential spinal injuries and who are immobilised

- eye trauma (penetrating eye injury)

Question 7

How can you treat someone prophylactically for nausea and vomiting?

Answer 7

• Ondansetron as per nausea and vomiting

- If known allergy or C/I ondansetron and > 21 yrs, Prochlorperazine 12.5mg

Question 8

Recite the nausea and vomiting CPG