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Opioid Analgesic
Morphine
| Term | Definition |
|---|---|
| Action | - Controlled substance - Do not change tissues where pain originates - Change client's perception of pain - Treat pain centrally in the brain |
| Use | - Acute and chronic pain - Adjunct to anesthesia - Promote obstetric analgesia - Relieve MI pain |
| ADRs | - Depression rate & depth of breathing - Facial flushing - Euphoria / weakness - Sedation / insomnia - Tremor / agitation - Circulatory collapse - Increased intracranial pressure |
| Contraindications | - Asthma, upper respiratory issues, emphysema - Severe renal or hepatic dysfunction, ulcers on large intestine - Pregnancy / lactating |
| Interactions | - Alcohol - Antihistamines - Antidepressants - Sedatives - Phenothiazines ^each of these increase the risk for CNS depression |
| Medication Administration | - BP! RR! Pulse! Pain scale! - Check pain 5 - 10 minutes after IV - Transdermal patch |
| Nursing Interventions | - Watch respiratory rate closely (below 10 = depression) - Document bowel movement --> blood in stool - Epidural pain management |
| Client Education | - Avoid alcohol - Decreased alertness so be careful driving / with machinery - Take with food (GI upset) |
| Evaluation of Medication Effectiveness | - Therapeutic response achieved - PCA (Patient Controlled Analgesia): patient knows how to use by themself - Identify, report, treat ADR |