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Methylephedrine, sold under the brand name Metheph among others, is a sympathomimetic medication described as an antiasthmatic agent and used to treat coughing and nasal congestion. [ 3 ] [ 4 ] [ 1 ] It is reported to be used in various over-the-counter cough and cold preparations throughout the world, including Japan .
Mephedrone, also known as 4-methylmethcathinone, 4-MMC, and 4-methylephedrone, is a synthetic stimulant drug belonging to the amphetamine and cathinone classes. It is commonly referred to by slang names such as drone, [5] M-CAT, [6] white magic, [7] meow meow, and bubble. [8]
It is a derivative of pseudoephedrine and an isomer of N-methylephedrine. It is present in ephedra. [2] In organic chemistry, it is used in asymmetric synthesis. [1]
Phenylpropanolamine was previously available in the United States over-the-counter and in certain combination drug forms by prescription. [24] [25] One such example of the latter was a combination of phenylpropanolamine and chlorpheniramine, which dually contained decongestant and antihistamine effects, marketed by Tutag as 'Vernate'.
4-MMA acts as a potent and well-balanced serotonin–norepinephrine–dopamine releasing agent (SNDRA). [1] [2]4-MMA induces hyperlocomotion and stereotypy (psychostimulant-like effects) as well as hyperthermia in mice, similarly to methcathinone.
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Chelate complex of the Chen-Kao reaction starting from (1S,2S)-pseudoephedrine. The Chen-Kao reaction (named after Ko Kuei Chen and Chung-Hsi Kao, Madison, Wisconsin 1926) [1] [2] is a chemical method for determining the presence of pseudoephedrine, ephedrine, and similar phenylalkylamines. [3]