Drug interactions
Cyclobenzaprine + Rimabotulinumtoxinb
Severity: Moderate
Cyclobenzaprine 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
Botulinum toxin may cause weakness beyond the injection site, and agents that impair neuromuscular transmission or have anticholinergic effects may add to this. Cyclobenzaprine could therefore heighten generalized weakness or anticholinergic symptoms, though data are scarce.
What this interaction means in plain words
Cyclobenzaprine 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.
Cyclobenzaprine belongs to Musculoskeletal; Rimabotulinumtoxinb belongs to Musculoskeletal.
Why it happens
Additive effects on neuromuscular function and cholinergic transmission.
What to do
Monitor for excessive weakness, dysphagia or breathing difficulty after injection, and instruct patients to seek urgent care if these 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?
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Other interactions of Cyclobenzaprine
- Cyclobenzaprine + Isocarboxazid Contraindicated
- Cyclobenzaprine + Linezolid Contraindicated
- Cyclobenzaprine + Phenelzine Contraindicated
- Cyclobenzaprine + Safinamide Contraindicated
- Cyclobenzaprine + Selegiline Contraindicated
- Cyclobenzaprine + Selegiline transdermal Contraindicated
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 Cyclobenzaprine with Rimabotulinumtoxinb?
MediHelp rates the interaction as moderate. Cyclobenzaprine 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. Botulinum toxin may cause weakness beyond the injection site, and agents that impair neuromuscular transmission or have anticholinergic effects may add to this. Cyclobenzaprine could therefore heighten generalized weakness or anticholinergic symptoms, though data are scarce.
How serious is the interaction between Cyclobenzaprine 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 excessive weakness, dysphagia or breathing difficulty after injection, and instruct patients to seek urgent care if these occur.
What other medicines interact with Cyclobenzaprine?
MediHelp also lists interactions of Cyclobenzaprine with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Cyclobenzaprine page.
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