HomeTofacitinib

Tofacitinib

Route: Oral

Check Tofacitinib Interactions →
7 interactions on record⛔ Black Box Warning

Tofacitinib has 7 known drug interactions based on U.S. FDA drug labeling data. Of these, 3 are contraindicated combinations that should be avoided entirely. 1 are classified as major interactions requiring close medical supervision. Notable interactions include combinations with Azathioprine, Cyclosporine, Tacrolimus. Patients taking Tofacitinib should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.

Total
7
Contraindicated
3
Major
1
Moderate
2

Contraindicated (3)

  • Tofacitinib + AzathioprineImmunosuppressive drug with risk of added immunosuppression. Concomitant use with XELJANZ/XELJANZ XR is not recommended.
  • Tofacitinib + CyclosporineImmunosuppressive drug with risk of added immunosuppression. Concomitant use with XELJANZ/XELJANZ XR is not recommended.
  • Tofacitinib + TacrolimusImmunosuppressive drug with risk of added immunosuppression. Concomitant use with XELJANZ/XELJANZ XR is not recommended.

Major (1)

  • Tofacitinib + RifampinStrong CYP3A4 inducer decreases exposure to tofacitinib and may result in loss of or reduced clinical response. Concomit

Moderate (2)

  • Tofacitinib + FluconazoleTable 7: Clinically Significant Interactions Affecting XELJANZ/XELJANZ XR When Concomitantly Used with Other Drugs Stron
  • Tofacitinib + KetoconazoleTable 7: Clinically Significant Interactions Affecting XELJANZ/XELJANZ XR When Concomitantly Used with Other Drugs Stron
Tofacitinib + Fluconazole🟡Moderate

Table 7: Clinically Significant Interactions Affecting XELJANZ/XELJANZ XR When Concomitantly Used with Other Drugs Strong CYP3A4 Inhibitors (e.g., ketoconazole) Clinical Impact Increased exposure to tofacitinib Intervention Dosage modification of XELJANZ/XELJANZ XR is recommended [see Dosage and Administration (2) , Clinical Pharmacology, Figure 3 (12.3) ] Moderate CYP3A4 Inhibitors Concomitantly Used with Strong CYP2C19 Inhibitors (e.g., fluconazole) Clinical Impact Increased exposure to tofacitinib Intervention Dosage modification of XELJANZ/XELJANZ XR is recommended [see Dosage and Administration (2) , Clinical Pharmacology, Figure 3 (12.3) ] Strong CYP3A4 Inducers (e.g., rifampin) Clinical Impact Decreased exposure to tofacitinib and may result in loss of or reduced clinical response Intervention Concomitant use with XELJANZ/XELJANZ XR is not recommended [see Clinical Pharmacology, Figure 3 (12.3) ] Immunosuppressive Drugs (e.g., azathioprine, tacrolimus, cyclosporine) Clinical Impact Risk of added immunosuppression; concomitant use of XELJANZ/XELJANZ XR with biologic DMARDs or potent immunosuppressants has not been studied in patients with RA, PsA, AS, UC, or pcJIA.

Tofacitinib + Ketoconazole🟡Moderate

Table 7: Clinically Significant Interactions Affecting XELJANZ/XELJANZ XR When Concomitantly Used with Other Drugs Strong CYP3A4 Inhibitors (e.g., ketoconazole) Clinical Impact Increased exposure to tofacitinib Intervention Dosage modification of XELJANZ/XELJANZ XR is recommended [see Dosage and Administration (2) , Clinical Pharmacology, Figure 3 (12.3) ] Moderate CYP3A4 Inhibitors Concomitantly Used with Strong CYP2C19 Inhibitors (e.g., fluconazole) Clinical Impact Increased exposure to tofacitinib Intervention Dosage modification of XELJANZ/XELJANZ XR is recommended [see Dosage and Administration (2) , Clinical Pharmacology, Figure 3 (12.3) ] Strong CYP3A4 Inducers (e.g., rifampin) Clinical Impact Decreased exposure to tofacitinib and may result in loss of or reduced clinical response Intervention Concomitant use with XELJANZ/XELJANZ XR is not recommended [see Clinical Pharmacology, Figure 3 (12.3) ] Immunosuppressive Drugs (e.g., azathioprine, tacrolimus, cyclosporine) Clinical Impact Risk of added immunosuppression; concomitant use of XELJANZ/XELJANZ XR with biologic DMARDs or potent immunosuppressants has not been studied in patients with RA, PsA, AS, UC, or pcJIA.

Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine. For informational purposes only. Always consult your pharmacist or physician.