Result of "BELOW" indicates that the result is below the method detection limit of 10 ng/mL. Desipramine is the major metabolite of imipramine (Tofranil). The half-life of desipramine in an adult is 12-54 hours. The patient should be on the same dose for at least five days before collecting a specimen for therapeutic drug monitoring.
This test was developed and its performance characteristics determined by the UWHC Clinical Laboratories. This test meets the standards for clinical testing. This test should not be regarded as investigational or for research use. The US Food and Drug Administration (FDA) has not approved or cleared this test; however, the FDA has determined that such clearance or approval is not necessary.