Drug interactions
Alteplase + Prothrombin complex concentrate human
Severity: Major
Alteplase and Prothrombin complex concentrate human: 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
Alteplase promotes clot breakdown whereas the concentrate promotes coagulation and adds thrombotic risk. They act in opposite directions, so each can undermine the other, and the combination can increase thrombosis or unpredictable bleeding.
What this interaction means in plain words
Alteplase and Prothrombin complex concentrate human 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.
Why it happens
Opposing pharmacodynamic effects of plasminogen activation and clotting factor replacement.
What to do
Avoid concurrent use unless there is a clear indication such as life-threatening bleeding after thrombolysis. Monitor coagulation and for thrombosis or bleeding.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to see why Alteplase and Prothrombin complex concentrate human interact, what to do about it, and the sources.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 14 days on the web. No card needed.
Other interactions of Alteplase
- Alteplase + Defibrotide Contraindicated
- Alteplase + Reteplase Contraindicated
- Alteplase + Tenecteplase Contraindicated
- Acetylsalicylic acid + Alteplase Major
- Alteplase + Apixaban Major
- Alteplase + Argatroban Major
Frequently asked questions
Can I take Alteplase with Prothrombin complex concentrate human?
MediHelp rates the interaction as major. Alteplase and Prothrombin complex concentrate human 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. Alteplase promotes clot breakdown whereas the concentrate promotes coagulation and adds thrombotic risk. They act in opposite directions, so each can undermine the other, and the combination can increase thrombosis or unpredictable bleeding.
How serious is the interaction between Alteplase and Prothrombin complex concentrate human?
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 concurrent use unless there is a clear indication such as life-threatening bleeding after thrombolysis. Monitor coagulation and for thrombosis or bleeding.
What other medicines interact with Alteplase?
MediHelp also lists interactions of Alteplase with, for example, Defibrotide, Reteplase, Tenecteplase. The full list is on the Alteplase page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
