Rush Poppers,又可簡稱芳香劑、Rush或Poppers,是各種亞硝酸酯——特別是異丙基亞硝酸酯(2-propyl nitrite)、異亞硝酸酯(2-methylpropyl nitrite)以及較為罕見的亞硝酸丁酯(isoamyl nitrite)和亞硝酸異戊酯(isopentyl nitrite)——的代稱。Rush Poppers