Doxepin and Nordoxepin

• CPT Code:
• LOINC:
• Specimen Type: Red nongel
• Frequency: Setup:Mon-Sat; analytic time 2 days
• Instructions: 3.0mL from red nongel tube. Spin down within 2hrs of draw and refrigerate. Min 1.1mL. Draw immediately prior to next scheduled dose.
• Text: Doxepin is recommended for the treatment of psychoneurotic patients with depression or anxiety, and depression or anxiety associated with alcoholism or organic disease.
• Methodology: High-Performance Liquid Chromatography (HPLC) CPT 80166, 80299