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Drug interactions

Antithrombin alfa + Ticlopidine

Severity: Moderate

Antithrombin alfa and Ticlopidine: 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

Antithrombin potentiates heparin and thrombin inhibition, and combined with ticlopidine it adds to hemorrhage risk. The combination is not absolutely forbidden.

What this interaction means in plain words

Antithrombin alfa and Ticlopidine 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.

Evidence level: Moderate

Why it happens

Additive anticoagulant and antiplatelet effects.

What to do

Monitor for bleeding and coagulation parameters such as anti-Xa or aPTT if heparin is also used. Adjust dosing as the clinical situation requires.

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?

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Frequently asked questions

Can I take Antithrombin alfa with Ticlopidine?

MediHelp rates the interaction as moderate. Antithrombin alfa and Ticlopidine 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. Antithrombin potentiates heparin and thrombin inhibition, and combined with ticlopidine it adds to hemorrhage risk. The combination is not absolutely forbidden.

How serious is the interaction between Antithrombin alfa and Ticlopidine?

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 bleeding and coagulation parameters such as anti-Xa or aPTT if heparin is also used. Adjust dosing as the clinical situation requires.

What other medicines interact with Ticlopidine?

MediHelp also lists interactions of Ticlopidine with, for example, Mavacamten, Abrocitinib, Acetylsalicylic acid. The full list is on the Ticlopidine page.

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