Morphine

Question 1

Brand Name

Answer 1

Roxanol, M.S. Contin

Question 2

Class

Answer 2

Opioid analgesic

Question 3

Mechanism of action

Answer 3

Agaonist for opioid receptor sites, supresses fear and anxiety centers of the brain. Increases peripheral venous capacity, decreases preload and afterload, decrease cardiovascular O2 demand

Question 4

Indications

Answer 4

Pain control, CHF, Pulmonary Edema, Cardiac related chest pain

Question 5

Contraindications

Answer 5

Head injury, exacerbation of COPD, decreased LOC, hypotension, hypovolemia, Pt on MAOI’s within past 14 days

Question 6

Adverse effects

Answer 6

Confusion, sedation, headache, CNS depression, Respiratory depression, apnea, syncope, bradycardia, tachycardia, N/V, dry mouth

Question 7

Precautions

Answer 7

Potentiates sedative effects f phenothiazine’s.

CNS depressants may potentiate effects, MAOI’s may cause paradoxical excitation

Question 8

Dose

Answer 8

2-4 mg slow IVP (medical control)

Pedi dose: 0.1-0.2mg/kg IV,IO,IM,SQ