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Aspirin (Acetylsalicylate Acid)

Class: Analgesic, anti-inflammatory, antipyretic, anti-platelet aggregator
Route: Orally (chewed)

Adult Dose:

One (325 mg) adult aspirin or four (81 mg) baby aspirin - standing order regardless of whether the patient has taken any aspirin within the previous 24 hours.
Pediatric Dose: Not normally given to pediatric patients by EMS - BIOTEL AUTHORIZATION ONLY
Drug Action:
  • Blocks pain impulses in the CNS
  • Dilates peripheral vessels
  • Reduces platelet stickiness
  • Reduces coronary artery vasoconstriction
Onset: 15 - 30 minutes
Duration: 4 - 6 hours
Indications: Chest pain that medics believe is of cardiac origin
Precautions: Any significant bleeding
Side Effects: None for pre-hospital
Contraindications:
  • Aspirin allergy
  • Aspirin-induced asthma

 

 

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