Since a lot of the CYP2D6 substrates are psychiatric drugs (antidepressant and antipsychotics, for example), the<unk><unk>  has been extensively used in psychiatry.
AmpliChip CYP450 Test
Cloned enzyme donor immunoassay
M2-PK Test
Mesomark assay
Liver scratch test
Helium dilution technique
Magnetic immunoassay
Triple test