: a powder of ipecac and opium formerly used as a pain reliever and diaphoretic
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“Dover's powder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Dover%27s%20powder. Accessed 6 May. 2025.
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Dover's powder
noun
Do·ver's powder
ˈdō-vərz- 
: a powder of ipecac and opium that is now compounded in the United States with lactose and in England with potassium sulfate and that is used as an anodyne and diaphoretic
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