Drug interactions
Osilodrostat + Tiotropium-olodaterol
Severity: Moderate
Osilodrostat and Tiotropium-olodaterol: 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
Osilodrostat can prolong the QT interval and beta2 agonists can add to arrhythmia risk, partly through hypokalemia and tachycardia. The combination may increase the chance of ventricular arrhythmias, though inhaled systemic exposure is modest.
What this interaction means in plain words
Osilodrostat and Tiotropium-olodaterol 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.
Osilodrostat belongs to Endocrine; Tiotropium-olodaterol belongs to Respiratory.
Why it happens
Additive QT prolongation and beta2-mediated hypokalemia.
What to do
Obtain a baseline ECG and correct potassium and magnesium before use. Repeat ECG monitoring if symptoms such as palpitations or syncope occur.
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 Osilodrostat and Tiotropium-olodaterol, 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 14 days on the web. No card needed.
Other interactions of Tiotropium-olodaterol
Other interactions of Osilodrostat
Frequently asked questions
Can I take Osilodrostat with Tiotropium-olodaterol?
MediHelp rates the interaction as moderate. Osilodrostat and Tiotropium-olodaterol 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. Osilodrostat can prolong the QT interval and beta2 agonists can add to arrhythmia risk, partly through hypokalemia and tachycardia. The combination may increase the chance of ventricular arrhythmias, though inhaled systemic exposure is modest.
How serious is the interaction between Osilodrostat and Tiotropium-olodaterol?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Obtain a baseline ECG and correct potassium and magnesium before use. Repeat ECG monitoring if symptoms such as palpitations or syncope occur.
What other medicines interact with Tiotropium-olodaterol?
MediHelp also lists interactions of Tiotropium-olodaterol with, for example, Amisulpride, Arformoterol, Arsenic trioxide. The full list is on the Tiotropium-olodaterol 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.
