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EPIC ORDER CODE LAB43 ACETAMINOPHEN

Important Note

First specimen should be drawn no sooner than 2 hours post ingestion.  For half-life determination, draw 2 specimens at least 4 hours apart and note the exact time of each draw.  Half-life can be calculated from the concentrations and the time interval.

Serum or plasma should be separated from red cells within 2 hours of collection.

Additional Codes

SQ: ACTMN

Specimen

PREFERRED SPECIMEN: LIGHT GREEN GEL TUBE

DARK GREEN TOP PLASMA

RED, OR SST SERUM ACCEPTABLE

Specimen Storage/Transport

ROOM TEMPERATURE:  24 HOURS

REFRIGERATED: 7 DAYS

FROZEN- 6 MONTHS

REFERENCE RANGE

Therapeutic Range:  10-30 mg/mL

Critical Value: >50 mg/mL