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Muscle spasm
| Question | Answer |
|---|---|
| Muscle spasm | MS, cerebral palsy, spinal cord injury, spasms |
| Therapeutic pathway | peripheral and CNS neurotransmitters and receptors |
| Centrally acting antispasmodics MOA | Enhance inhibitory effects of GABA on receptors in spinal cord which suppresses hyperactive reflexes |
| Balcofen | Centrally acting antispasmodic |
| Balcofen DEADLY | Serotonin syndrome MAOI x2 weeks Don't drive Do not stop infusion pump abruptly |
| Balcofen INEFFECTIVE | Sedation Dry mouth Urinary retention Constipation Take with food or milk |
| Balcofen WEIRD | Taper if on meds >4 weeks Dry, dry, dizzy: lozenges, fluids + effect with other antichollinergics |
| Peripherally acting antispasmodics | treats: Muscle spasm from stroke Spinal cord injury MS Cerebral palsy Malignant hyperthermia from anesthesia |
| Peripherally acting antispasmodic MOA | Acts directly on skeletal muscle tissue by inhibiting release of calcium which inhibits normal muscle contraction |
| Dantrolene | Peripherally acting antispasmodic |
| Dantrolene DEADLY | Liver toxicity Severe cardiac dysrhythmias in clients who take calcium channel blockers |
| Dantrolene INEFFECTIVE | Prolonged diarrhea Take 1-2 days pre-op |
| Dantrolene WEIRD | Given via IV if malignant hyperthermia is found during surgery + effect with other CNS depressants |