Recent Examples of dextromethorphan from the Web
The most common active ingredients mentioned were diphenhydramine and dextromethorphan.
The heart drug helps boost and maintain levels of the dextromethorphan in the bloodstream.
In the early 2000s, Smith combined dextromethorphan — the main ingredient in cough syrups such as Robitussin — with quinidine, a drug used to treat irregular heart rhythms.
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medical Definition of dextromethorphan
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Britannica.com: Encyclopedia article about dextromethorphan
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