Drug interactions
Caplacizumab + Clopidogrel
Severity: Major
Caplacizumab and Clopidogrel: major 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
Caplacizumab inhibits von Willebrand factor-platelet interaction, and adding clopidogrel increases the risk of bleeding. Mucosal and other bleeding events may be more frequent.
What this interaction means in plain words
Caplacizumab and Clopidogrel can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Caplacizumab belongs to Cardiovascular; Clopidogrel belongs to Cardiovascular.
Why it happens
Additive pharmacodynamic effect on primary hemostasis from anti-vWF activity and P2Y12 inhibition.
What to do
Avoid combining unless clearly necessary; if used, monitor for bleeding and consider holding caplacizumab if bleeding occurs.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Clopidogrel
Other interactions of Caplacizumab
Frequently asked questions
Can I take Caplacizumab with Clopidogrel?
MediHelp rates the interaction as major. Caplacizumab and Clopidogrel can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Caplacizumab inhibits von Willebrand factor-platelet interaction, and adding clopidogrel increases the risk of bleeding. Mucosal and other bleeding events may be more frequent.
How serious is the interaction between Caplacizumab and Clopidogrel?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid combining unless clearly necessary; if used, monitor for bleeding and consider holding caplacizumab if bleeding occurs.
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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