Methylephedrine is one of the ephedra alkaloids that is found in varying amounts in different species of the plant genus Ephedra. Methylephedrine is a popular antitussive, bronchodilator, analgesic, antipyretic, and widely used mixed with other drugs in preparations for treatment of the common cold. N-Methylephedrine, its salts, optical isomers, and salts of optical isomers are in FDA list of Exempt chemical mixtures.

Methylephedrine is one of the ephedra alkaloids that is found in varying amounts in different species of the plant genus Ephedra. Methylephedrine is a popular antitussive, bronchodilator, analgesic, antipyretic, and widely used mixed with other drugs in preparations for treatment of the common cold. N-Methylephedrine, its salts, optical isomers, and salts of optical isomers are in FDA list of Exempt chemical mixtures.