Drug interactions
Lithium + Ropeginterferon alfa 2b
Severity: Moderate
Lithium and Ropeginterferon alfa 2b: 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
Interferon alfa products can cause neuropsychiatric effects such as depression, irritability and confusion, which may add to the CNS effects of lithium. Interferons may also cause thyroid dysfunction that complicates lithium treatment.
What this interaction means in plain words
Lithium and Ropeginterferon alfa 2b 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.
Why it happens
Additive neuropsychiatric toxicity; the precise mechanism is not established.
What to do
Monitor mood, cognition and behavior, and check thyroid function and serum lithium during treatment. Reduce or stop interferon if severe psychiatric symptoms emerge.
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?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Lithium and Ropeginterferon alfa 2b, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
Other interactions of Lithium
- Lithium + Thioridazine Contraindicated
- Lithium + Vandetanib Contraindicated
- Aceclofenac + Lithium Major
- Acemetacin + Lithium Major
- Amisulpride + Lithium Major
- Amlodipine-benazepril + Lithium Major
Frequently asked questions
Can I take Lithium with Ropeginterferon alfa 2b?
MediHelp rates the interaction as moderate. Lithium and Ropeginterferon alfa 2b 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. Interferon alfa products can cause neuropsychiatric effects such as depression, irritability and confusion, which may add to the CNS effects of lithium. Interferons may also cause thyroid dysfunction that complicates lithium treatment.
How serious is the interaction between Lithium and Ropeginterferon alfa 2b?
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 mood, cognition and behavior, and check thyroid function and serum lithium during treatment. Reduce or stop interferon if severe psychiatric symptoms emerge.
What other medicines interact with Lithium?
MediHelp also lists interactions of Lithium with, for example, Thioridazine, Vandetanib, Aceclofenac. The full list is on the Lithium 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.
