Amantadine: Difference between revisions

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NCLEX nursing pharmacology monographs — batch import
 
Add medication infobox (Drugbox) to monographs
 
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{{Drugbox
| name = Amantadine
| therapeutic = Antiparkinson, antiviral, antidyskinetic
| pharmacologic = NMDA antagonist and dopamine releaser
| onset = Effect over days.
| halflife = Half-life 10 to 25 hours; level not routine.
| routes = PO (oral)
| highalert = No
| blackbox = None
| antidote = None.
| pregnancy = Use only if essential.
}}
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''Nursing pharmacology study reference (NCLEX-style monograph). Numeric values are standard teaching ranges for study and '''must be verified against current manufacturer labeling before clinical use'''. This is educational content, not prescribing guidance.''
''Nursing pharmacology study reference (NCLEX-style monograph). Numeric values are standard teaching ranges for study and '''must be verified against current manufacturer labeling before clinical use'''. This is educational content, not prescribing guidance.''

Latest revision as of 16:09, 17 June 2026

Amantadine
Drug monograph · NCLEX study reference
Therapeutic classAntiparkinson, antiviral, antidyskinetic
Pharmacologic classNMDA antagonist and dopamine releaser
Onset / peak / durationEffect over days.
Half-life / levelHalf-life 10 to 25 hours; level not routine.
RoutesPO (oral)
High-alert (ISMP)No
Black box warningNone
Antidote / reversalNone.
Pregnancy / lactationUse only if essential.

Nursing pharmacology study reference (NCLEX-style monograph). Numeric values are standard teaching ranges for study and must be verified against current manufacturer labeling before clinical use. This is educational content, not prescribing guidance.

Amantadine — Antiparkinson, antiviral, antidyskinetic; NMDA antagonist and dopamine releaser.

Identification

  • Therapeutic class: Antiparkinson, antiviral, antidyskinetic.
  • Pharmacologic class: NMDA antagonist and dopamine releaser.

Pharmacology

  • Mechanism of action: Increases dopamine release and blocks NMDA; reduces dyskinesia and rigidity.
  • Onset / peak / duration: Effect over days.
  • Half-life / therapeutic level: Half-life 10 to 25 hours; level not routine.

Clinical use

  • Indications: Parkinson disease, drug-induced extrapyramidal symptoms, levodopa dyskinesia.
  • Usual dose, route, frequency: PO daily or divided.
  • Maximum dose / adjustments: Reduce in renal impairment.

Safety

  • Contraindications: Severe renal impairment caution.
  • Black box warning: None.
  • Interactions: Anticholinergics (additive), CNS stimulants, alcohol.
  • Pregnancy / lactation: Use only if essential.
  • High-alert: No.

Adverse effects

  • Common side effects: Livedo reticularis (skin mottling), dizziness, insomnia, ankle edema.
  • Serious effects to report: Confusion and hallucinations (especially elderly), suicidal thoughts.
  • Antidote / reversal: None.

Nursing process

  • Assessment before administration: Renal function, mental status.
  • Interventions during therapy: Avoid bedtime dosing; monitor cognition.
  • Monitor: Motor function, mental status, renal function.
  • Evaluation / expected outcome: Reduced rigidity and dyskinesia.

Patient teaching

  • Patient teaching: Mottled skin is usually harmless; report confusion.
  • Notify provider if: Confusion, hallucinations, mood changes.
  • Administration tips: Earlier in the day.