HomeNatalizumab SztnNatalizumab Sztn + Natalizumab

Does Natalizumab Sztn Interact with Natalizumab?

Natalizumab Sztn and Natalizumab have a moderate drug interaction according to U.S. FDA drug labeling data. 7 DRUG INTERACTIONS Because of the potential for increased risk of PML and other infections, Crohn’s disease patients receiving natalizumab products should not be treated with concomitant immunosuppressants (e.g., 6‑ mercaptopurine, azathioprine, cyclosporine, or methotrexate) or inhibitors of TNF-α, and corticosteroids should be tapered in those patients with Crohn’s disease who are on chronic corticosteroids when they start TYRUKO therapy [see Indications and Usage ( 1.2 ) and Warnings and Precautions ( 5.1 , 5.6 )] . Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Moderate
Natalizumab Sztn Class
Integrin Receptor Antagonist
Natalizumab Class
Integrin Receptor Antagonist
Management
Monitor for effects
Data Source
U.S. FDA via OpenFDA

What To Tell Your Doctor or Pharmacist

If you are taking Natalizumab Sztn and your doctor is considering prescribing Natalizumab (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Ask whether any dosage adjustments are needed
  • Never stop or change either medication without first consulting your healthcare provider
💊 Natalizumab Sztn(Tyruko)+💊 Natalizumab

Severity & Interaction Details

🟡
moderate
Be aware — moderate interaction
Documented interaction with manageable risk. May require dose adjustment or monitoring.
Severity scale
MinorContra
On record
Yes
Drug A class
Integrin Receptor Antagonist
Drug B class
Integrin Receptor Antagonist
Source
FDA drug label - natalizumab-sztn

What this means in plain English

7 DRUG INTERACTIONS Because of the potential for increased risk of PML and other infections, Crohn’s disease patients receiving natalizumab products should not be treated with concomitant immunosuppressants (e.g., 6‑ mercaptopurine, azathioprine, cyclosporine, or methotrexate) or inhibitors of TNF-α, and corticosteroids should be tapered in those patients with Crohn’s disease who are on chronic corticosteroids when they start TYRUKO therapy [see Indications and Usage ( 1.2 ) and Warnings and Precautions ( 5.1 , 5.6 )] .

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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.