Purpose
Therapeutic Drug Monitoring
Method(s)
Spectrophotometry (SP)
Suggested CPT Code(s)
80375
New York State Approval Status

Approved

Known Interference(s)
Sulfonamides [SP]: Acetaminophen; Benzocaine; Furosemide; Lidocaine; para-aminobenzoic acid; Thaizide diuretics
Turnaround Time

8 days

Test Includes
1 Sulfonamides Spectrophotometry (SP) mcg/mL 5 Antibacterial Acetaminophen; Benzocaine; Furosemide; Lidocaine; para-aminobenzoic acid; Thaizide diuretics

Test Also Known As
sulfadiazine; sulfamethizole; sulfamethoxazole; sulfapyridine; sulfasalazine; sulfisoxazole
Specimen Type
Serum or Plasma
Requested Volume
1 mL
Minimum Volume
0.4 mL
Special Handling
Serum: Collect sample in Red top tube
Plasma: Collect sample in Lavender top tube (EDTA) or Pink top tube.
Promptly centrifuge and separate Serum or Plasma into a plastic screw capped vial using approved guidelines.
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
Received Room Temperature. Polymer gel separation tube (SST or PST).

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 1 day(s)
Refrigerated: 3 month(s)
Frozen (-20 °C): 3 month(s)
1 Sulfonamides Spectrophotometry (SP) mcg/mL 5 Antibacterial Acetaminophen; Benzocaine; Furosemide; Lidocaine; para-aminobenzoic acid; Thaizide diuretics

Interface Map

LOINC® Information