Literature Review

The neurobiology of MDMA abuse is an important area of study because of the growing use of MDMA and the possible adverse effects of its abuse. MDMA, or 3,4 methylenedioxymethamphetamine, is a psychostimulant drug that is widely used recreationally to induce euphoria and enhance social bonding. MDMA also possesses a complicated pharmacology that has prompted its study for a variety of therapeutic uses, such as the treatment of post-traumatic stress disorder (PTSD) and anxiety.

Scholarly Research Findings

The neurobiology of MDMA abuse is a multifaceted and intricate subject that has been extensively researched by scientists. One major theme that has been brought forth by the research is its impact on brain chemistry. MDMA has been found to change neurotransmitters like serotonin, dopamine, and norepinephrine levels in the brain, which can lead to its impact on mood, behavior, and cognition. MDMA use has been reported to have multiple impacts on mental performance, such as disturbances in memory, attention, and judgment (Lin et al., 2013).

Another study paper by Mercer et al. (2017) looks at the possible neurotoxicity of MDMA on the brain’s serotonin neurons. In their study, MDMA induce neurotoxicity in serotonin neurons (Mercer et al., 2017). This neurotoxicity could be evidenced by decreased density of serotonin-containing neurons and axons, as well as malfunction of these neurons.

Strengths and Weaknesses

The current literature on the neurobiology of MDMA abuse is significant because it offers critical understanding of how the drug impacts behavior and the brain. A particular strength of the current research is that it applies a wide range of research techniques, including human studies, animal studies, and neuroimaging methods, to investigate the multifaceted neurobiological processes involved in MDMA abuse.

Yet, there are also a number of weaknesses in the current research that point to the necessity for further study. For instance, a number of the studies discussed above have been concerned mainly with the acute effects of MDMA abuse, and not long-term effects. There may also be individual differences in brain chemistry that affect the severity and length of the drug’s effects, which have not yet been fully examined in the current literature.

Psychological Theory

One of the psychological theories applicable to the neurobiology of abuse of MDMA is the Self-Medication Hypothesis that suggests that persons use drugs as a means to reduce unpleasant feelings or symptoms associated with mental disease (Lawrence et al., 2022).

Another psychological model that can be used to understand the neurobiology of MDMA use is the Incentive-Sensitization Theory, where it is posited that the repeated use of drugs results in alterations in the reward system of the brain making drug use progressively more rewarding and desirable over time (Hellberg et al., 2018).

Conclusion

The neurobiology of MDMA addiction is a rich and multidimensional subject matter that has been comprehensively researched. The studies have shown that MDMA can have a lasting effect on brain chemistry and function by modifying neurotransmitters like serotonin, dopamine, and norepinephrine. More studies are required to enhance the knowledge of the neurobiology of MDMA addiction and establish effective prevention and intervention plans to curb its ill effects on mental health.

PSYC FPX 4310 Assessment 3 Literature Review

Mercer, L. D., Higgins, C., Lau, C. L., & Forward, J. J. (2017). Acute effects of 3,4-methylenedioxymethamphetamine (MDMA) on serotonin transporter binding and its relationship to serotonin levels in the rat brain. Journal of Psychopharmacology, 31(5), 597–604. https://doi.org/10.1177/0269881117706875

Meyer, J. S. (2013). Serotonin syndrome induced by MDMA (Ecstasy) abuse. Mayo Clinic Proceedings, 88(12), 1399–1400. https://doi.org/10.1016/j.mayocp.2013.09.010

Müller, C. P., & Homberg, J. R. (2015). The role of serotonin in drug use and addiction. Behavioural Brain Research, 277, 146–192. https://doi.org/10.1016/j.bbr.2014.07.006

Sessa, B. (2017). Can Psychedelics Have a Role in Psychiatry Once Again? The British Journal of Psychiatry, 186(6), 457–458. https://doi.org/10.1192/bjp.186.6.457

Spillane, J. E., Ciarleglio, A., & Makela, E. H. (2013). The Neurobiology of MDMA: An Overview. Neuropharmacology of New Psychoactive Substances (NPS), 35–54. https://doi.org/10.1007/978-3-642-35964-5_2

Tao, R., Shokry, I. M., & Callanan, J. J. (2017). Environment Influencing Serotonin Syndrome Induced by Ecstasy Abuse. In M. F. N. e. a. Blaustein (Ed.),

Serotonin Receptors in Neurobiology (pp. 337–359). Springer US. https://doi.org/10.1007/978-1-4899-7678-9_11