Allergy to class/drug
uncontrolled hypertension (RA or psoriasis use)
renal impairment (RA or psoriasis use)
malignancy (RA or psoriasis use)
PUVA/UVB treatment (psoriasis use)
concurrent immunosuppressants (psoriasis use)
coal tar treatment (psoriasis use)
concomitant XRT (psoriasis use)
Cyclosporine
Tacrolimus
Rituximab
Mycophenolate mofetil
Cyclophosphamide
Interferon-α
Azathioprine
Intravenous immunoglobulin