Tube Type:
Green top (lithium heparin) tube
Methodology:
Enhanced Turbidimetric Inhibition Immunoassay
Special Instructions:
For therapeutic monitoring, draw peak levels 2-4 hours post-IV infusion (loading dose) or 3-9 hours post-oral ingestion and trough levels immediately prior to next dose. Please indicate whether the specimen is a peak, trough, or random specimen.
