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morphine Sulfate
Morphine
Question | Answer |
---|---|
GENERIC NAME | Morphine Sulfate |
BRAND NAME | Astramorph/pf |
CLASS | Opioid analgesic (schedule II narcotic) |
MECHANISM OF ACTION | Alleviates pain through CNS action, Suppresses fear and anxiety centers in brain, depresses brain stem respiratory centers, increases peripheral venous capacitance and decreases venous return, decreases preload, after load, & myocardial oxygen demand. |
INDICATIONS | Severe CHF, pulmonary edema, chest pain associated with acute MI, analgesia for moderate to severe acute and chronic pain (use with caution) |
CONTRAINDICATIONS | Head injury, exacerbated COPD, depressed respiratory drive, hypotension, undiagnosed abdominal pain, decreased LOC, suspected hypovolemia, patients who have taken MAOIs within the past 14 days. |
ADVERSE REACTIONS | Respiratory depression, hypotension, decreased LOC, nausea, vomiting, Bradycardia, tachycardia, syncope, facial flushing, euphoria, bronchospasm, dry mouth. |
NOTES ON ADMINISTRATION | Pregnancy Category C. Morphine rapidly crosses the placenta. Safety in neonate not established. Use with caution in geriatric population COPD, & asthma. Vagotonic effect in patient with acute inferior MI (Bradycardia, heart block). |
INCOMPATABILITIES/DRUG INTERACTIONS | Potentiates sedative effects of phenothiazines. CNS depressant may potentiate effects of morphine. MAOIs may cause paradoxical excitation. |
DOSE/ROUTE, Adult | Initial dose |
DOSE/ROUTE Pediatric | .1-.2 mg/kg per dose via IV. IO. IM, or SC; Maximum dose of 5mg. |
ONSET OF ACTION | Immediate |
PEAK EFFECTS | 20 minutes |
DURATION OF ACTION | 2-7 hours |
AZ DRUG BOX SUPPLY RANGE | 20mg |