Drug interactions
Diphenoxylate-atropine + Rimabotulinumtoxinb
Severity: Moderate
Diphenoxylate-atropine and Rimabotulinumtoxinb: 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
Anticholinergic drugs such as atropine may potentiate the effects of botulinum toxin. Excess neuromuscular weakness and systemic anticholinergic effects, such as dry mouth and swallowing difficulty, may occur.
What this interaction means in plain words
Diphenoxylate-atropine and Rimabotulinumtoxinb 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.
Diphenoxylate-atropine belongs to Gastrointestinal Tract; Rimabotulinumtoxinb belongs to Musculoskeletal.
Why it happens
Additive anticholinergic and neuromuscular blocking effects at cholinergic synapses.
What to do
Monitor for generalized weakness, dysphagia, breathing difficulty and anticholinergic symptoms after injection. Avoid unnecessary anticholinergics around treatment.
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?
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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 Rimabotulinumtoxinb
- Amikacin + Rimabotulinumtoxinb Moderate
- Amitriptyline + Rimabotulinumtoxinb Moderate
- Atracurium + Rimabotulinumtoxinb Moderate
- Atropine + Rimabotulinumtoxinb Moderate
- Baclofen + Rimabotulinumtoxinb Moderate
- Benztropine + Rimabotulinumtoxinb Moderate
Frequently asked questions
Can I take Diphenoxylate-atropine with Rimabotulinumtoxinb?
MediHelp rates the interaction as moderate. Diphenoxylate-atropine and Rimabotulinumtoxinb 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. Anticholinergic drugs such as atropine may potentiate the effects of botulinum toxin. Excess neuromuscular weakness and systemic anticholinergic effects, such as dry mouth and swallowing difficulty, may occur.
How serious is the interaction between Diphenoxylate-atropine and Rimabotulinumtoxinb?
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 for generalized weakness, dysphagia, breathing difficulty and anticholinergic symptoms after injection. Avoid unnecessary anticholinergics around treatment.
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.
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