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Drug interactions

Mechlorethamine + Secukinumab

Severity: Moderate

Mechlorethamine and Secukinumab: 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

Mechlorethamine is a cytotoxic alkylating agent that causes myelosuppression and immune suppression, and secukinumab raises the risk of infections. Combined use may increase the risk of serious infection. Mechlorethamine given systemically carries the greatest concern.

What this interaction means in plain words

Mechlorethamine and Secukinumab 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.

Mechlorethamine belongs to Oncology; Secukinumab belongs to Miscellaneous.

Evidence level: Low

Why it happens

Additive immunosuppression from IL-17A blockade and cytotoxic bone marrow and lymphocyte suppression.

What to do

Monitor for signs of infection and blood counts during combined use. Screen for tuberculosis and consider holding secukinumab if a serious infection develops.

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 Mechlorethamine with Secukinumab?

MediHelp rates the interaction as moderate. Mechlorethamine and Secukinumab 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. Mechlorethamine is a cytotoxic alkylating agent that causes myelosuppression and immune suppression, and secukinumab raises the risk of infections. Combined use may increase the risk of serious infection. Mechlorethamine given systemically carries the greatest concern.

How serious is the interaction between Mechlorethamine and Secukinumab?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for signs of infection and blood counts during combined use. Screen for tuberculosis and consider holding secukinumab if a serious infection develops.

What other medicines interact with Secukinumab?

MediHelp also lists interactions of Secukinumab with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal. The full list is on the Secukinumab page.

Full monographs, dosing and an interaction checker in the MediHelp app

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