All tests · Therapeutic Drug Levels
Therapeutic Drug Levels
Normal range 15–30 (anti-inflammatory) mg/dL (1.1–2.2 mmol/L SI). Specimen: Serum.
Also known as: aspirin level, ASA level.
| Specimen | Serum |
|---|---|
| Conventional range | 15–30 (anti-inflammatory) mg/dL |
| SI range | 1.1–2.2 mmol/L |
| Conversion factor | ×0.0724 (conventional → SI) |
| Critical value | > 40–50 mg/dL (tinnitus, tachypnea, acid–base disturbance) |
| Panel | Therapeutic Drug Levels |
Convert any Salicylate Level result between units on the unit converter.
The standard teaching reference range for Salicylate Level is 15–30 (anti-inflammatory) mg/dL in conventional units, or 1.1–2.2 mmol/L in SI units. This value is measured in serum.
A commonly taught critical (panic) value is > 40–50 mg/dL (tinnitus, tachypnea, acid–base disturbance). Critical results are reported to the provider immediately under your facility's policy.
Source: Adult reference values compiled from Pagana & Pagana, Mosby's Diagnostic and Laboratory Test Reference, and Fischbach & Dunning, A Manual of Laboratory and Diagnostic Tests. Reference ranges vary by laboratory, method, age, sex, and population — always use the range printed on the actual result.
Above the range
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