nitritoid reaction
noun
ni·tri·toid reaction
| \ ˈnī-trə-ˌtȯid-
\
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Medical Definition of nitritoid reaction
: an acute reaction that sometimes occurs to certain drugs (as gold sodium thiomalate) and that resembles poisoning by nitrite especially in the presence of flushing, tachycardia, and faintness
— called also nitritoid crisis