Influence of Dopaminergic Blockade on Stress Responses, Motivation and Emotional Reactivity in Humans.

Summary

The study aims to identify whether partial blockade of human dopamine signaling with antipsychotic drugs affects human stress responses, motivation and emotion. 84 healthy adult participants are planned to complete the study protocol. Therefore three experiments are planned: Experiment 1: Influence of amisulpride on human stress responses. Experiment 2: Influence of amisulpride on motivated effort. Experiment 3: Influence of amisulpride on emotion.

Timeline

Start

2019-04-15

Primary completion

2020-07-15

Completion

2020-07-15

Publications

• Background Billman GE, Huikuri HV, Sacha J, Trimmel K. An introduction to heart rate variability: methodological considerations and clinical applications. Front Physiol. 2015 Feb 25;6:55. doi: 10.3389/fphys.2015.00055. eCollection 2015. No abstract available.
• Background Horan WP, Reddy LF, Barch DM, Buchanan RW, Dunayevich E, Gold JM, Marder SR, Wynn JK, Young JW, Green MF. Effort-Based Decision-Making Paradigms for Clinical Trials in Schizophrenia: Part 2-External Validity and Correlates. Schizophr Bull. 2015 Sep;41(5):1055-65. doi: 10.1093/schbul/sbv090. Epub 2015 Jul 23.
• Background Reddy LF, Horan WP, Barch DM, Buchanan RW, Dunayevich E, Gold JM, Lyons N, Marder SR, Treadway MT, Wynn JK, Young JW, Green MF. Effort-Based Decision-Making Paradigms for Clinical Trials in Schizophrenia: Part 1-Psychometric Characteristics of 5 Paradigms. Schizophr Bull. 2015 Sep;41(5):1045-54. doi: 10.1093/schbul/sbv089. Epub 2015 Jul 3.
• Background Shilton AL, Laycock R, Crewther SG. The Maastricht Acute Stress Test (MAST): Physiological and Subjective Responses in Anticipation, and Post-stress. Front Psychol. 2017 Apr 19;8:567. doi: 10.3389/fpsyg.2017.00567. eCollection 2017.
• Background Strauss GP, Frost KH, Lee BG, Gold JM. THE POSITIVITY OFFSET THEORY OF ANHEDONIA IN SCHIZOPHRENIA. Clin Psychol Sci. 2017 Mar;5(2):226-238. doi: 10.1177/2167702616674989. Epub 2017 Mar 10.

Drugs

Indications

No indication recorded.