Imipramine Level – Ref LabSee reference lab website for details.https://www.labcorp.com/tests/007468/imipramineOverviewSpecimenPerformanceCodesAliases7468,Tofranil-PMĀ®,TofranilĀ®Specimen TypeSee reference lab website for details.https://www.labcorp.com/tests/007468/imipramine