Drug interactions
Chenodiol + Cholestyramine
Severity: Moderate
Chenodiol and Cholestyramine: 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
Bile acid sequestrants bind chenodiol in the gut and reduce its absorption, which can undermine its effect in gallstone dissolution or cerebrotendinous xanthomatosis.
What this interaction means in plain words
Chenodiol and Cholestyramine 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.
Chenodiol belongs to Gastrointestinal Tract; Cholestyramine belongs to Cardiovascular.
Why it happens
Binding of bile acids such as chenodiol to the resin in the gut reduces absorption.
What to do
Avoid combining where possible; if necessary, separate dosing by at least 4 hours and monitor therapeutic response.
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 Chenodiol and Cholestyramine, 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 Cholestyramine
Other interactions of Chenodiol
- Aluminum hydroxide + Chenodiol Moderate
- Calcium carbonate + Chenodiol Moderate
- Calcium + Chenodiol Moderate
- Chenodiol + Colesevelam Moderate
- Chenodiol + Colestipol Moderate
- Chenodiol + Warfarin Moderate
Frequently asked questions
Can I take Chenodiol with Cholestyramine?
MediHelp rates the interaction as moderate. Chenodiol and Cholestyramine 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. Bile acid sequestrants bind chenodiol in the gut and reduce its absorption, which can undermine its effect in gallstone dissolution or cerebrotendinous xanthomatosis.
How serious is the interaction between Chenodiol and Cholestyramine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid combining where possible; if necessary, separate dosing by at least 4 hours and monitor therapeutic response.
What other medicines interact with Cholestyramine?
MediHelp also lists interactions of Cholestyramine with, for example, Cholic acid, Deferasirox, Leflunomide. The full list is on the Cholestyramine 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.
