secondary amine amphetamine methamphetamine http://id.loc.gov/authorities/subjects/sh85084377 http://purl.bioontology.org/ontology/MESH/D008694 http://purl.bioontology.org/ontology/RXNORM/6816 http://purl.bioontology.org/ontology/SNOMEDCT/387499002 http://purl.obolibrary.org/obo/CHEBI_6809 http://purl.obolibrary.org/obo/NCIT_C61840 https://en.wikipedia.org/wiki/Category:Methamphetamine https://en.wikipedia.org/wiki/Methamphetamine https://www.wikidata.org/wiki/Q191924 A member of the class of amphetamines in which the amino group of (S)-amphetamine carries a methyl substituent. An amphetamine with central nervous system (CNS) stimulating activity. Methamphetamine acts by both facilitating the release of catecholamines, particularly noradrenaline, dopamine and serotonin, from nerve terminals in the brain and by inhibiting their uptake. This leads to an increase in synaptic concentration of these neurotransmitters and results in increased stimulation of postsynaptic receptors. N-methylamphetamine N06BA03 meth methamphetamines