Neuronal Correlates of Neurexan® Action in Mildly to Moderately Stressed Probands
Summary
The purpose of this study is to explore the effect of Neurexan® on the brain response when participants undergo an emotional stressful condition in verum compared to placebo.
Timeline
- Start
- 2015-08
- Primary completion
- 2015-12
- Completion
- 2015-12
Outcome
Mixed primary results
paper We found a statistically significant reduction in differential activations in the left amygdala for the contrast negative faces versus forms during verum versus placebo condition. PMID 32123197 ↗
registry analysis (superiority test); Neurexan vs Placebo; p = 0.004; Paired t-test; NCT02602275 ↗
registry analysis (superiority test); Neurexan vs Placebo; p >0.05; Paired t-test; NCT02602275 ↗
paper A statistically significant reduction in differential stress-induced activation in the right supracallosal ACC was observed for the rotation stress task of the ScanSTRESS paradigm. PMID 35213077 ↗
Publications
- Results Herrmann L, Vicheva P, Kasties V, Danyeli LV, Szycik GR, Denzel D, Fan Y, Meer JV, Vester JC, Eskoetter H, Schultz M, Walter M. fMRI Revealed Reduced Amygdala Activation after Nx4 in Mildly to Moderately Stressed Healthy Volunteers in a Randomized, Placebo-Controlled, Cross-Over Trial. Sci Rep. 2020 Mar 2;10(1):3802. doi: 10.1038/s41598-020-60392-w.
- Results Chand T, Alizadeh S, Jamalabadi H, Herrmann L, Krylova M, Surova G, van der Meer J, Wagner G, Engert V, Walter M. EEG revealed improved vigilance regulation after stress exposure under Nx4 - A randomized, placebo-controlled, double-blind, cross-over trial. IBRO Neurosci Rep. 2021 Sep 25;11:175-182. doi: 10.1016/j.ibneur.2021.09.002. eCollection 2021 Dec.
- Results Mayer K, Krylova M, Alizadeh S, Jamalabadi H, van der Meer J, Vester JC, Naschold B, Schultz M, Walter M. Nx4 Reduced Susceptibility to Distraction in an Attention Modulation Task. Front Psychiatry. 2021 Nov 29;12:746215. doi: 10.3389/fpsyt.2021.746215. eCollection 2021.
- Results Chand T, Alizadeh S, Li M, Fan Y, Jamalabadi H, Danyeli L, Nanni-Zepeda M, Herrmann L, Van der Meer J, Vester JC, Schultz M, Naschold B, Walter M. Nx4 Modulated Resting-State Functional Connectivity Between Amygdala and Prefrontal Cortex in a Placebo-Controlled, Crossover Trial. Brain Connect. 2022 Nov;12(9):812-822. doi: 10.1089/brain.2021.0189. Epub 2022 Jun 10.
- Results Nanni-Zepeda M, Alizadeh S, Chand T, Kasties V, Fan Y, van der Meer J, Herrmann L, Vester JC, Schulz M, Naschold B, Walter M. Trait anxiety is related to Nx4's efficacy on stress-induced changes in amygdala-centered resting state functional connectivity: a placebo-controlled cross-over trial in mildly to moderately stressed healthy volunteers. BMC Neurosci. 2022 Nov 24;23(1):68. doi: 10.1186/s12868-022-00754-4.
- Results Herrmann L, Kasties V, Boden C, Li M, Fan Y, Van der Meer J, Vester JC, Seilheimer B, Schultz M, Alizadeh S, Walter M. Nx4 attenuated stress-induced activity of the anterior cingulate cortex-A post-hoc analysis of a randomized placebo-controlled crossover trial. Hum Psychopharmacol. 2022 Sep;37(5):e2837. doi: 10.1002/hup.2837. Epub 2022 Feb 25.
- Krylova M, Alizadeh S, Izyurov I, Teckentrup V, Chang C, van der Meer J, Erb M, Kroemer N, Koenig T, Walter M, Jamalabadi H. Evidence for modulation of EEG microstate sequence by vigilance level. Neuroimage. 2021 Jan 1;224:117393. doi: 10.1016/j.neuroimage.2020.117393. Epub 2020 Sep 21.
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | Neurexan | Unknown | 1.8 mg | Oral |