出典:Wiktionary
出典:『Wiktionary』 (2009/09/01 22:46 UTC 版)
levomethamphetamine (uncountable)
出典:Wikipedia
出典:『Wikipedia』 (2011/01/24 12:57 UTC 版)
Levomethamphetamine (other names include l-methamphetamine, levodesoxyephedrine, l-desoxyephedrine, levmetamfetamine), is the levorotary (R-isomer) of methamphetamine. Levomethamphetamine is a sympathomimetic vasoconstrictor which is the active ingredient used in some over-the-counter nasal decongestants including Vicks Vapor Inhaler.