Drug interactions
Difelikefalin + Ramelteon
Severity: Moderate
Difelikefalin and Ramelteon: 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
Both drugs can cause somnolence and dizziness. Used together, daytime drowsiness and impaired alertness may be more pronounced, particularly in dialysis patients who are often older and frail.
What this interaction means in plain words
Difelikefalin and Ramelteon 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.
Difelikefalin belongs to Dermatology; Ramelteon belongs to Central Nervous System.
Why it happens
Additive central nervous system sedative effects.
What to do
Counsel patients about drowsiness and falls risk, and monitor for excess sedation after starting either drug. Reduce activity requiring alertness until response is known.
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 Difelikefalin and Ramelteon, 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 Ramelteon
- Calcium / magnesium / potassium / sodium oxybates + Ramelteon Contraindicated
- Fluvoxamine + Ramelteon Contraindicated
- Ramelteon + Sodium oxybate Contraindicated
- Alfentanil + Ramelteon Moderate
- Amitriptyline + Ramelteon Moderate
- Amobarbital + Ramelteon Moderate
Other interactions of Difelikefalin
- Acetazolamide + Difelikefalin Moderate
- Alprazolam + Difelikefalin Moderate
- Amantadine + Difelikefalin Moderate
- Amitriptyline + Difelikefalin Moderate
- Amobarbital + Difelikefalin Moderate
- Asenapine + Difelikefalin Moderate
Frequently asked questions
Can I take Difelikefalin with Ramelteon?
MediHelp rates the interaction as moderate. Difelikefalin and Ramelteon 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. Both drugs can cause somnolence and dizziness. Used together, daytime drowsiness and impaired alertness may be more pronounced, particularly in dialysis patients who are often older and frail.
How serious is the interaction between Difelikefalin and Ramelteon?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel patients about drowsiness and falls risk, and monitor for excess sedation after starting either drug. Reduce activity requiring alertness until response is known.
What other medicines interact with Ramelteon?
MediHelp also lists interactions of Ramelteon with, for example, Calcium / magnesium / potassium / sodium oxybates, Fluvoxamine, Sodium oxybate. The full list is on the Ramelteon 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.
