Aspirin Flashcards
Aspirin Generic name
Acetylsalicylic acid, aspirin, ASA
Aspirin Class
Analgesic, antipyretic, anti-inflammatory
Aspirin MOA
In small doses, aspirin blocks thrombosis A(2), a potent platelet aggregate and vasoconstrictor.
This property has led to its use in the acute phase of management of the myocardial infarction.
Decreased platelet aggregation.
Aspirin Indications and Field Use
Chest pain or other signs/symptoms suggestive of acute myocardial infarction.
ECG changes suggestive of acute myocardial infarction.
Unstable angina.
Pain, discomfort, fever in adult patient only.
Aspirin Contraindications
Bleeding ulcer, hemorrhagic states, hemophilia.
Known hypersensitivity to salicylates or other non-steroidal anti-inflammatories.
Children and adolescents (prehospital personnel should not administer ASA to this age group.
Aspirin adverse reactions
Use with caution in the patient with history of asthma. Anaphylactic reactions in sensitive patients have occurred; skin eruptions.
Other side effects rare with single dose.
Aspirin incompatibilities/drug interactions
Not applicable with single dose therapy
Aspirin adult dosage
Cardiac: 160-325mg (2-4 pediatric chewable tabs)
Pain/discomfort/fever: 325mg po (4 pediatric chewable tablets) chew or swallow
Aspirin Pediatric dosage
Not recommended for prehospital use in children.
Aspirin routes of administration
Oral
Aspirin onset of action
20-30 minutes
Aspirin peak effects
2 hours
Aspirin duration of action
4-6 hours
Aspirin AZ drug box minimum
324mg
Aspirin special notes
Baby ASA is heat and light sensitive. The odor of acetic acid (vinegar-like smell) indicates degradation of product.
