The following therapeutic ranges and toxic values have been suggested but have not been validated.
Adverse effects may include somnolence, dizziness, fatigue, constipation, weight gain.
|Predose Draw (Trough) - Preferred|
|Therapeutic range||70-170 ng/mL|
|Toxic:||Greater than 1000 ng/mL|
|Peak Draw (1.5 hour post dose) - Not recommended|
|Therapeutic range||100-1000 ng/mL|
|Toxic:||Greater than 1500 ng/mL|
Compliance Statement B
: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.