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Behavioral and developmental effects of two 3,4-methylenedioxymethamphetamine (MDMA) derivatives.

Drug and Alcohol Dependence December 1, 1994 DOI: 10.1016/0376-8716(94)90141-4 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Animal experimental study Peer reviewed
Population MDMA-trained rats and chicken embryos
Interventions MDMA MDM1EA HMDMA
Dose 30-60 mg/kg HMDMA
Topics MDMA
Key findings The highest doses of MDM1EA and HMDMA partially substituted for MDMA in drug discrimination, and 30-60 mg/kg HMDMA evoked clonic seizures in rats. In chicken embryos, MDMA had no effect on body, brain, or liver weight, whereas the highest MDM1EA dose decreased body weight, the two lowest HMDMA doses increased body weight, and all HMDMA doses decreased relative liver weight. The authors suggest the related compounds share some stimulus properties with MDMA and may share abuse liability, and that both produced adverse developmental effects while MDMA did not.

Abstract

The effects of 3,4-methylenedioxymethamphetamine (MDMA or 'ecstacy') and two structurally related compounds, N-methyl-1-(3,4-methylenedioxyphenyl)-1-ethanamine (MDM1EA) and N-methyl-1-(3,4-methylenedioxyphenyl)-3-butanamine (HMDMA) were examined in two preparations: (i) a drug discrimination procedure in MDMA-trained rats and (ii) the chicken embryo, for determination of the direct effects of these compounds on the developing organism. The highest doses of MDM1EA and HMDMA partially substituted for MDMA, whereas higher (30-60 mg/kg) doses of HMDMA evoked clonic seizures in a separate group of rats. In chicken embryos MDMA had no effect on body, brain or liver weight, while the highest dose of MDM1EA decreased body weight and the 2 lowest doses of HMDMA increased body weight. All doses of HMDMA decreased liver weight (expressed as % body weight) when compared with contemporaneous water-treated controls. Taken together, the results of these experiments suggest that structurally related compounds share some stimulus properties with MDMA and may therefore share abuse liability. Furthermore, both MDMA-related compounds produced adverse effects on the developing organism, whereas MDMA did not.

Comparable studies

Other preclinical and animal studies on MDMA, most cited first.

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