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acetylsalicylic acid (ASA)

Name acetylsalicylic acid (ASA)
Categories aggregation inhibitor, analgesic, antiarrhythmic
Additional testing measured as salicylate
Specimen requirements 1 ml of serum
Collection instructions sampling 1-3 h after application
Procedure remarks Half-life period: 15 min,
Salicylic acid metabolite: 3-20 h
The half-life period depends on age, height and weight.
Methodology FPIA (fluorescence polarisation immunoassay)
Reference ranges Analgesic, antipyretic: 25-50 µg/ml
Antirheumatic: 150-300 µg/ml
Toxic starting at around: 300 µg/ml
Remarks Testing currently takes place in a contract laboratory