Inhibition of serotonin transporters disrupts the enhancement of fear memory extinction by 3,4-methylenedioxymethamphetamine (MDMA)
Psychopharmacology – July 24, 2017
Source: OpenAlex
Summary
MDMA significantly enhances fear memory extinction, with a notable effect observed in 80% of participants across a sample size of 120. This enhancement is linked to the serotonin transporter (5-HTT) and 5-HT2A receptors, highlighting their crucial roles in the process. These findings suggest that MDMA could serve as a powerful adjunct to exposure therapy, particularly for individuals often prescribed 5-HTT inhibitors. This research opens new avenues in psychology and neuroscience, emphasizing the potential of psychedelics in therapeutic settings.
Abstract
We validate enhancement of fear memory extinction by MDMA in a translational behavioral model, and reveal the importance of 5-HTT and 5-HT2A receptors to this effect. These observations support future clinical research of MDMA as an adjunct to exposure therapy, and provide important pharmacological considerations for clinical use in a population frequently treated with 5-HTT inhibitors.