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CNS 5
CENTRAL NERVOUS SYSTEM 5
| Pharmacologic Category | Generic | Brand | Classification | Common Indications | Essential Knowledge |
|---|---|---|---|---|---|
| Antianxiety agent | buspirone (PO) | Buspar | Anxiety | Key Side Effects: dizziness, drowsiness, nausea Other Notes: do not use with MAOI | |
| Benzodiazepine | alprazolam (PO) | Xanax | CS-IV | Anxiety | Key Side Effects: daytime sedation, performance impairment, tolerance, dependence, anterograde amnesia, withdrawal, dizziness, ataxia |
| Benzodiazepine | clonazepam (PO) | Klonopin | CS-IV | Anxiety, seizure disorders | Key Side Effects: daytime sedation, performance impairment, tolerance, dependence, anterograde amnesia, withdrawal, dizziness, ataxia |
| Benzodiazepine | diazepam (PO, IV) | Valium | CS-IV | Anxiety, seizure disorders, acute alcohol withdrawal | Key Side Effects: daytime sedation, performance impairment, tolerance, dependence, anterograde amnesia, withdrawal, dizziness, ataxia |
| Benzodiazepine | lorazepam (PO, IV) | Ativan | CS-IV | Anxiety, seizure disorders, acute alcohol withdrawal | Key Side Effects: daytime sedation, performance impairment, tolerance, dependence, anterograde amnesia, withdrawal, dizziness, ataxia Notes (IV): parenteral formulation contains propylene glycol and may be associated with toxicity if used ≥ 48 hours |
| Benzodiazepine | midazolam (IV, IM) | Versed | CS-IV | Anesthesia, sedation | Key Side Effects: hypotension, apnea, bradypnea BBW: risk of abuse, misuse, and addiction; risk of dependence and withdrawal reactions; dose must be individualized; never give by rapid injection in neonates |
| Hypnotic | zolpidem (PO) | PO: Ambien, Ambien CR SL: Edluar | CS-IV | Insomnia | Key Side Effects: decreased ability to function the next morning, somnolence, headache, dizziness, xerostomia, anterograde amnesia, parasomnias US Boxed Warning: serious injuries, including death, have occurred because of complex sleep behaviors |
| Sleep aid | melatonin (PO) | OTC | Insomnia, jet lag | Key Side Effects: drowsiness, daytime somnolence | |
| Sedative, general anesthetic | propofol (IV) | Diprivan | Sedation for mechanical ventilation, procedural anesthesia, status epilepticus | Key Side Effects: bradycardia, hypotension, hypertriglyceridemia,propofol-related infusion syndrome (rare) Other Notes: formulated as a 10% lipid emulsion containing 1.1 kcal/mL | |
| Alpha2 agonist, sedative | dexmedetomidine (IV) | Precedex | Sedation for mechanical ventilation or procedures | Key Side Effects: bradycardia, hypotension Other Notes: tolerance and tachyphylaxis may occur if used longer than 24 hours |