Drug interactions
Dexmedetomidine + Diphenoxylate-atropine
Severity: Moderate
Dexmedetomidine and Diphenoxylate-atropine: 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
Dexmedetomidine is a sedative and the opioid diphenoxylate can add to central nervous system depression, especially with overdose or in children. Enhanced sedation and reduced respiratory drive or blood pressure may occur.
What this interaction means in plain words
Dexmedetomidine and Diphenoxylate-atropine 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.
Dexmedetomidine belongs to Central Nervous System; Diphenoxylate-atropine belongs to Gastrointestinal Tract.
Why it happens
Additive central nervous system depression from an alpha-2 agonist sedative and an opioid.
What to do
Titrate dexmedetomidine to sedation scores and monitor respiratory rate, oxygen saturation and hemodynamics. Reduce the sedative dose if the patient becomes oversedated.
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 Dexmedetomidine and Diphenoxylate-atropine, 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 Diphenoxylate-atropine
- Diphenoxylate-atropine + Isocarboxazid Contraindicated
- Diphenoxylate-atropine + Phenelzine Contraindicated
- Diphenoxylate-atropine + Tranylcypromine Contraindicated
- Alfentanil + Diphenoxylate-atropine Major
- Alvimopan + Diphenoxylate-atropine Major
- Amitriptyline + Diphenoxylate-atropine Major
Other interactions of Dexmedetomidine
Frequently asked questions
Can I take Dexmedetomidine with Diphenoxylate-atropine?
MediHelp rates the interaction as moderate. Dexmedetomidine and Diphenoxylate-atropine 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. Dexmedetomidine is a sedative and the opioid diphenoxylate can add to central nervous system depression, especially with overdose or in children. Enhanced sedation and reduced respiratory drive or blood pressure may occur.
How serious is the interaction between Dexmedetomidine and Diphenoxylate-atropine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate dexmedetomidine to sedation scores and monitor respiratory rate, oxygen saturation and hemodynamics. Reduce the sedative dose if the patient becomes oversedated.
What other medicines interact with Diphenoxylate-atropine?
MediHelp also lists interactions of Diphenoxylate-atropine with, for example, Isocarboxazid, Phenelzine, Tranylcypromine. The full list is on the Diphenoxylate-atropine 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.
