Diphenoxylate and atropine and Ipratropium interaction
Diphenoxylate and atropine and Ipratropium: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Ipratropium (Atrovent HFA) label · effective 2025-11-05
Hypersensitivity to ipratropium bromide or other ATROVENT HFA components Hypersensitivity to atropine or any of its derivatives Hypersensitivity to ipratropium bromide or other ATROVENT HFA components ( 4 )
Hypersensitivity to atropine or any of its derivatives ( 4 )
From the Diphenoxylate and atropine (Diphenoxylate Hydrochloride and Atropine Sulfate) label · effective 2026-02-23
Clinical presentations vary in terms of which toxicity (anticholinergic vs. opioid) will present first or predominate; non-specific findings have been reported and include symptoms such as drowsiness (see OVERDOSAGE ).
Anticholinergic and Opioid-Toxicities Toxicities associated with the atropine and diphenoxylate components of diphenoxylate hydrochloride and atropine sulfate have been reported.
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Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.