Effect of 5-HT2A receptor antagonism on levels of D2/3 receptor occupancy and adverse behavioral side-effects induced by haloperidol: a SPECT imaging study in the rat.

Author: GinovartNathalie, GloriaYesica, MilletPhilippe, TournierBenjamin B, TsartsalisStergios

Paper Details 
Original Abstract of the Article :
Several studies suggested that 5-HT<sub>2A</sub> receptor (5-HT<sub>2A</sub>R) blockade may provide a more favorable efficacy and side-effect profile to antipsychotic treatment. We hypothesized that a combined haloperidol (a D<sub>2/3</sub> receptor (D<sub>2/3</sub>R) antagonist) and MDL-100,907 (a ...See full text at original site
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引用元:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7809418/

データ提供:米国国立医学図書館(NLM)

Unlocking the Potential of 5-HT2A Receptor Antagonism in Antipsychotic Treatment

The quest for effective and safe antipsychotic treatments continues, driven by the need to address the complex challenges of mental health disorders. This study delves into the potential role of 5-HT2A receptor antagonism in modulating the efficacy and side-effect profile of antipsychotic agents. The researchers conducted a SPECT imaging study in rats to investigate the effects of combined haloperidol (a D2/3 receptor antagonist) and MDL-100,907 (a 5-HT2AR antagonist) treatment. Their findings provide intriguing insights into the potential benefits of targeting the 5-HT2A receptor in antipsychotic therapy.

5-HT2A Antagonism: A Potential Key to Improved Antipsychotic Treatment

The study found that co-administration of MDL-100,907 with haloperidol reversed some of the adverse effects of haloperidol alone, including catalepsy and vacuous chewing movements. Moreover, the combination treatment was associated with a reversal of the disruption of prepulse inhibition induced by dizocilpine, suggesting potential benefits in improving antipsychotic efficacy. These results highlight the potential of combining D2/3 receptor antagonism with 5-HT2A receptor antagonism to optimize the therapeutic profile of antipsychotic treatments.

Navigating the Desert of Antipsychotic Therapy

Just as a camel navigates the vast and unforgiving desert, so too must researchers carefully navigate the complex terrain of antipsychotic treatment. This study provides valuable insights into the potential benefits of targeting the 5-HT2A receptor, offering hope for the development of more effective and well-tolerated antipsychotic therapies.

Dr.Camel's Conclusion

This research sheds light on the intricate interplay of neurotransmitters and receptors in the brain, offering a potential pathway for improving antipsychotic treatments. It's like discovering a new oasis in the desert, providing a source of hope and possibility.

Date :
  1. Date Completed 2021-06-18
  2. Date Revised 2021-06-18
Further Info :

Pubmed ID

33446643

DOI: Digital Object Identifier

PMC7809418

Related Literature

SNS
PICO Info
in preparation
Languages

English

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