(αS)-rel-4-Hydroxy-α-[(1R)-1-(methylamino)ethyl]benzenemethanol Hydrochloride; p-hydroxy-α-[1-(methylamino)ethyl]benzyl Alcohol; (±)-Hydroxyephedrine Hydrochloride; (±)-p-Hydroxyephedrine Hydrochloride; 1-(4-Hydroxyphenyl)-1-hydroxy-2-methylaminopropane Hydrochloride; 4-Hydroxyephedrine Hydrochloride; Methylsympatol Hydrochloride; Oxilofrine Hydrochloride; Oxyephedrine Hydrochloride; Suprifen Hydrochloride; Supriphen Hydrochloride; dl-p-Hydroxyephedrine Hydrochloride; p-Hydroxyephedrine Hydrochloride;

4-Hydroxyephedrine is the 4-hydroxy analogue and a metabolite of the α- and β-adrenergic agonist Ephedrine (E575000).