Morphine

Question 1

What are the 2 actions of morphine?

Answer 1

1. Decreases pain perception and anxiety

2. Vasodilation

Question 2

What are the uses for morphine?

Answer 2

1. Pain relief for mod to severe pain

2. APO

Question 3

What are the 6 adverse effects of morphine?

Answer 3

1. Nausea and vomiting
2. ALOC
3. Respiratory depression
4. Hypotension
5. Bradycardia
6. Dependence

Question 4

What are the 4 contraindications of morphine?

Answer 4

1. Respiratory depression (analgesia only)
2. BP <70 pain relief
3. BP <90 APO
4. acute asthma attacks

Question 5

What are the 8 precautions of morphine?

Answer 5

1. Equal or under GCS 13 (pain relief only)
2. KSAR
3. Elderly
4. Patients with CAL
5. Hypovolaemic pts
6. BP 70-90 (half doses should be given)
7. Children <1
8. Pain management in labour

Question 6

What is the IV dose of morphine for pain relief?

Answer 6

Up to 50mcg/kg over 2 mins. May repeat every 5 mins until pain relief achieved. Max dose 20mg

Question 7

If a patients BP drops 10mmHg systolic or more and their no was between 70-90, are you able to give more morphine?

Answer 7

No

Question 8

When can you give IM morphine?

Answer 8

1. Pain relief only
2. Not for ischaemic chest pain
3. No IV available
4. No hypotension
5. Pt contact over 20 mins

Question 9

What is the IM dose of morphine for pain relief?

Answer 9

100mcg/kg

Question 10

What is the dose of morphine for APO?

Answer 10

1-2mg IV Repeat once after 20mins if required