Drug interactions
Dextroamphetamine + Diphenoxylate-atropine
Severity: Minor
Dextroamphetamine and Diphenoxylate-atropine: 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
Dextroamphetamine is a stimulant and diphenoxylate is only weakly sedating at therapeutic doses, so there is no well-established clinical interaction. Any effects are opposing and unpredictable rather than clearly harmful.
What this interaction means in plain words
Dextroamphetamine and Diphenoxylate-atropine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Dextroamphetamine belongs to Central Nervous System; Diphenoxylate-atropine belongs to Gastrointestinal Tract.
Why it happens
No established mechanism; opposing central nervous system effects are theoretical.
What to do
No specific action is required beyond routine monitoring of response to each drug.
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 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 Dextroamphetamine
- Dextroamphetamine + Isocarboxazid Contraindicated
- Dextroamphetamine + Linezolid Contraindicated
- Dextroamphetamine + Methylene blue Contraindicated
- Dextroamphetamine + Phenelzine Contraindicated
- Dextroamphetamine + Rasagiline Contraindicated
- Dextroamphetamine + Safinamide Contraindicated
Frequently asked questions
Can I take Dextroamphetamine with Diphenoxylate-atropine?
MediHelp rates the interaction as minor. Dextroamphetamine and Diphenoxylate-atropine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Dextroamphetamine is a stimulant and diphenoxylate is only weakly sedating at therapeutic doses, so there is no well-established clinical interaction. Any effects are opposing and unpredictable rather than clearly harmful.
How serious is the interaction between Dextroamphetamine and Diphenoxylate-atropine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No specific action is required beyond routine monitoring of response to each drug.
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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