Tuaminoheptane (INN, BAN; brand names Heptin, Heptadrine, Tuamine; also known as tuamine and 2-aminoheptane) is a sympathomimetic agent and vasoconstrictor which was formerly used as a nasal decongestant. It has also been used as a stimulant. Tuaminoheptane is on the 2011 list of prohibited substances published by the World Anti-Doping Agency.