Test Overview
Test Methodology

Immunoassay

Test Usage

Therapeutic drug monitoring.

Reference Range *

PROCAINAMIDE: Therapeutic: 4.0 - 10.0 mcg/mL; Critical value: >12.0 mcg/mL.
N-ACETYLPROCAINAMIDE: Therapeutic: 12.0 - 18.0 mcg/mL; Critical value: > or =40.0 mcg/mL.

Test Details
Days Set Up
Daily, 24 hrs
Analytic Time

1 day

Soft Order Code
MAPA
MiChart Code
MAPA
Synonyms
  • N-Acetylprocainamide (NAPA)
  • NAPA (N-Acetylprocainamide)
  • Pronestyl
  • PROCAINAMIDE/NAPA
  • NAPA
  • PROCA
  • N-ACETYL PROCAINAMIDE
  • PROCAINAMIDE
  • PROCAINAMIDE LEVEL
  • N-ACETYL PROCAINAMIDE LEVEL
  • PROCAINAMIDE/NAPA LEVELS
Laboratory
Sendout
Reference Laboratory
Mayo PA
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in an SST (preferred) or red top tube. Centrifuge and aliquot serum into a plastic vial within 2 hours of collection. Refrigerate. Draw trough level immediately prior to next oral dose or draw 6-12 hours after start of IV maintenance infusion.

Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Additional Information

Test includes Procainamide and its primary metabolite N-acetylprocainamide (NAPA). Test sent to Mayo Medical Laboratories.

Billing
CPT Code
80192
Fee Code
AA350
LOINC
3983-4
NY State Approved
No