Drug interactions
Desipramine + Pyridostigmine
Severity: Minor
Desipramine and Pyridostigmine: 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
Desipramine's anticholinergic effects can oppose pyridostigmine and may blunt its benefit in myasthenia gravis. Muscle weakness could worsen if the antagonism is significant.
What this interaction means in plain words
Desipramine and Pyridostigmine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Desipramine belongs to Central Nervous System; Pyridostigmine belongs to Central Nervous System.
Why it happens
Pharmacodynamic antagonism between antimuscarinic activity and cholinesterase inhibition.
What to do
Monitor muscle strength and symptoms, and adjust pyridostigmine if needed. Prefer an antidepressant with lower anticholinergic activity if problems arise.
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 Desipramine
- Desipramine + Disopyramide Contraindicated
- Desipramine + Dofetilide Contraindicated
- Desipramine + Ibutilide Contraindicated
- Desipramine + Isocarboxazid Contraindicated
- Desipramine + Methylene blue Contraindicated
- Desipramine + Pentamidine Contraindicated
Other interactions of Pyridostigmine
Frequently asked questions
Can I take Desipramine with Pyridostigmine?
MediHelp rates the interaction as minor. Desipramine and Pyridostigmine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Desipramine's anticholinergic effects can oppose pyridostigmine and may blunt its benefit in myasthenia gravis. Muscle weakness could worsen if the antagonism is significant.
How serious is the interaction between Desipramine and Pyridostigmine?
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 muscle strength and symptoms, and adjust pyridostigmine if needed. Prefer an antidepressant with lower anticholinergic activity if problems arise.
What other medicines interact with Desipramine?
MediHelp also lists interactions of Desipramine with, for example, Disopyramide, Dofetilide, Ibutilide. The full list is on the Desipramine page.
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