Family · Pharmaceutical analytical standards
Ephedrine
An alkaloid from ephedra (Ephedra sinica), a shrub used for millennia in Chinese medicine, isolated in 1885 by Japanese chemist Nagai Nagayoshi: a sympathomimetic mainly used to counter low blood pressure during anaesthesia. This family brings together the active ingredient, pharmacopoeial impurities, nitrosamines and other impurities.
Did you know?After its isolation it was almost forgotten: in the early 1920s pharmacologist Ko Kuei Chen and Carl Schmidt rediscovered it in Beijing, studied its effects and brought it into Western medicine.
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