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 (MDA) [meth″il-di-ok″se-am-fet´ah-mēn]
a hallucinogenic compound chemically related to amphetamine and mescaline; it is widely abused and causes dependence.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


A phenethylamine and amphetamine class of psychoactive agent, used primarily as a recreational drug but also to facilitate transcendence, meditation, psychedelic psychotherap and psychonautics. There are no medical indications for MDA.

Adverse effects
Cardiovascular and CNS stimulation; acute effects include agitation, sweating, hypertension, tachycardia, hyperthermia, convulsions, death.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
References in periodicals archive ?
(c) MDA, 3,4 methylenedioxyamphetamine; MDMA, 3,4 methylenedioxymethamphetamine; MDEA, 3,4 methylene-dioxyethylamphetamine; MBDB, benzodioxolyl-N-methylbutanamine; THC, delta-9-tetrahydrocannabinol; 11-OH-THC, 11-hydroxy-delta-9-tetrahydrocannabinol.
methylenedioxyamphetamine, phenylpropanolamine) were first derivatizaed
Effectiveness of multiple internal standards: deuterated analogues of methylenedioxymethamphetamine, methylenedioxyamphetamine, meth amphetamine, and amphetamine.