2101      Acetaminophen
Specimen:
  Collect: One 10 mL Red Top

Also Acceptable
One 4 mL Green Top (Li Heparin)
One 4 mL Green Top (Na Heparin)
One 4 mL Lavender (EDTA) 
  Submit: 1 mL (Min:0.5 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable
1 mL (Min:0.5 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube. 
  Special Handling: Allow specimen to clot completely at room temperature
Avoid Repeated Freeze/Thaw Cycles
Separate from cells ASAP
State Patient's Last Dose
Reference ranges apply only after 4-hours post ingestion or a half-life value exceeding 4-hours. 
  Rejection Criteria: Use of separator tubes 
  Stability: Ambient: 8 Hour(s); Refrigerated: 2 Day(s); Frozen: 1 Month(s); Incubated: Unacceptable 
Methodology: Colorimetric; Kinetic 
Performed: Sun-Sat 
Reported: 1-2 Day(s) 
CPT Codes:
82003 - Acetaminophen
Interpretive Data: Please see report for interpretive data.
Components:
2701 - ACETAMINOPHEN2913 - LAST DOSE