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Drug interactions

Bortezomib + Clopidogrel

Severity: Moderate

Bortezomib and Clopidogrel: 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

Bortezomib commonly causes thrombocytopenia, which adds to the bleeding risk of clopidogrel's platelet inhibition. Any CYP2C19-related effect of bortezomib is minor and less relevant than the platelet effect.

What this interaction means in plain words

Bortezomib and Clopidogrel 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.

Bortezomib belongs to Oncology; Clopidogrel belongs to Cardiovascular.

Evidence level: Moderate

Why it happens

Additive pharmacodynamic bleeding risk from drug-induced thrombocytopenia and P2Y12 inhibition.

What to do

Check platelet counts regularly and reassess the need for clopidogrel if counts fall to low levels; monitor for bleeding.

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 Bortezomib with Clopidogrel?

MediHelp rates the interaction as moderate. Bortezomib and Clopidogrel 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. Bortezomib commonly causes thrombocytopenia, which adds to the bleeding risk of clopidogrel's platelet inhibition. Any CYP2C19-related effect of bortezomib is minor and less relevant than the platelet effect.

How serious is the interaction between Bortezomib and Clopidogrel?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Check platelet counts regularly and reassess the need for clopidogrel if counts fall to low levels; monitor for bleeding.

What other medicines interact with Clopidogrel?

MediHelp also lists interactions of Clopidogrel with, for example, Ombitasvir / paritaprevir / ritonavir and dasabuvir, Abrocitinib, Acetylsalicylic acid. The full list is on the Clopidogrel page.

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