Drug interactions
Atropine iv / + Galantamine
Severity: Moderate
Atropine iv / and Galantamine: 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
Atropine blocks muscarinic receptors and directly opposes the effects of galantamine. It can reverse galantamine-induced bradycardia, though this antagonism also reduces the therapeutic cholinergic effect.
What this interaction means in plain words
Atropine iv / and Galantamine 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.
Why it happens
Pharmacodynamic antagonism of acetylcholinesterase inhibition by muscarinic receptor blockade.
What to do
Atropine can be used deliberately to treat symptomatic bradycardia or cholinergic excess from galantamine. Avoid routine concurrent use for other purposes and monitor heart rate.
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 Galantamine
- Galantamine + Memantine-donepezil Major
- Galantamine + Physostigmine Major
- Galantamine + Ponesimod Major
- Galantamine + Rivastigmine Major
- Amifampridine + Galantamine Moderate
- Amiodarone + Galantamine Moderate
Frequently asked questions
Can I take Atropine iv / with Galantamine?
MediHelp rates the interaction as moderate. Atropine iv / and Galantamine 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. Atropine blocks muscarinic receptors and directly opposes the effects of galantamine. It can reverse galantamine-induced bradycardia, though this antagonism also reduces the therapeutic cholinergic effect.
How serious is the interaction between Atropine iv / and Galantamine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Atropine can be used deliberately to treat symptomatic bradycardia or cholinergic excess from galantamine. Avoid routine concurrent use for other purposes and monitor heart rate.
What other medicines interact with Galantamine?
MediHelp also lists interactions of Galantamine with, for example, Memantine-donepezil, Physostigmine, Ponesimod. The full list is on the Galantamine page.
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