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Drug interactions

Belatacept + Imlifidase

Severity: Moderate

Belatacept and Imlifidase: moderate interaction.

Last updated

For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.

Summary

Belatacept is a fusion protein containing an IgG Fc portion, which imlifidase can cleave. If belatacept is given soon after imlifidase, it may be inactivated and costimulation blockade may be inadequate, raising rejection risk.

What this interaction means in plain words

Belatacept and Imlifidase can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Belatacept belongs to Miscellaneous; Imlifidase belongs to Miscellaneous.

Evidence level: Moderate

Why it happens

Imlifidase is an IgG-cleaving endopeptidase that degrades the IgG-derived Fc portion of belatacept.

What to do

Give belatacept at least 1 week after imlifidase, as stated in the product labeling. Use other immunosuppression as planned to cover the interval.

What to ask your pharmacist

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Frequently asked questions

Can I take Belatacept with Imlifidase?

MediHelp rates the interaction as moderate. Belatacept and Imlifidase can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Belatacept is a fusion protein containing an IgG Fc portion, which imlifidase can cleave. If belatacept is given soon after imlifidase, it may be inactivated and costimulation blockade may be inadequate, raising rejection risk.

How serious is the interaction between Belatacept and Imlifidase?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Give belatacept at least 1 week after imlifidase, as stated in the product labeling. Use other immunosuppression as planned to cover the interval.

What other medicines interact with Imlifidase?

MediHelp also lists interactions of Imlifidase with, for example, Adalimumab, Alemtuzumab, Basiliximab. The full list is on the Imlifidase page.

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