Drug interactions
Chlordiazepoxide-clidinium + OnabotulinumtoxinA
Severity: Minor
Chlordiazepoxide-clidinium and OnabotulinumtoxinA: minor 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 clidinium may add to the effects of botulinum toxin and increase the risk of systemic anticholinergic effects. The clinical significance is uncertain and mostly theoretical.
What this interaction means in plain words
Chlordiazepoxide-clidinium and OnabotulinumtoxinA have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Chlordiazepoxide-clidinium belongs to Gastrointestinal Tract; OnabotulinumtoxinA belongs to Musculoskeletal.
Why it happens
Additive antimuscarinic effects with toxin-mediated inhibition of acetylcholine release; not well characterized.
What to do
Monitor for generalized weakness, dry mouth, or urinary retention after toxin injection, particularly with large doses.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Chlordiazepoxide-clidinium
- Alfentanil + Chlordiazepoxide-clidinium Major
- Alprazolam + Chlordiazepoxide-clidinium Major
- Amobarbital + Chlordiazepoxide-clidinium Major
- Belladonna and opium + Chlordiazepoxide-clidinium Major
- Benzhydrocodone / acetaminophen + Chlordiazepoxide-clidinium Major
- Brexanolone + Chlordiazepoxide-clidinium Major
Other interactions of OnabotulinumtoxinA
Frequently asked questions
Can I take Chlordiazepoxide-clidinium with OnabotulinumtoxinA?
MediHelp rates the interaction as minor. Chlordiazepoxide-clidinium and OnabotulinumtoxinA have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Anticholinergic drugs such as clidinium may add to the effects of botulinum toxin and increase the risk of systemic anticholinergic effects. The clinical significance is uncertain and mostly theoretical.
How serious is the interaction between Chlordiazepoxide-clidinium and OnabotulinumtoxinA?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for generalized weakness, dry mouth, or urinary retention after toxin injection, particularly with large doses.
What other medicines interact with Chlordiazepoxide-clidinium?
MediHelp also lists interactions of Chlordiazepoxide-clidinium with, for example, Alfentanil, Alprazolam, Amobarbital. The full list is on the Chlordiazepoxide-clidinium page.
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