E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Neurexan to be effective in fostering mental balance by reducing tension and nervousness during acute stress setting in healthy probands |
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E.1.1.1 | Medical condition in easily understood language |
To reduce stress symptoms in healthy volunteers |
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E.1.1.2 | Therapeutic area | Psychiatry and Psychology [F] - Behaviours [F01] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 15.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10042219 |
E.1.2 | Term | Stress test |
E.1.2 | System Organ Class | 100000004848 |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
The primary objective is the efficacy of Neurexan® on tension and nervousness perception using visual analogue scales (VAS) when study participants undergo an emotional stressful condition as compared to natural course. The test method for this study is the TSST protocol. |
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E.2.2 | Secondary objectives of the trial |
Secondary objectives of the study are stress-sensitive psychological and physiological measures in response to acute stress:
• stress-related biomarkers such as plasma and saliva cortisol, α-amylase, Adrenocorticotropic Hormone (ACTH), catecholamines, NK cells
• parameters of Autonomous Nervous System (ANS) such as blood pressure (BP), heart rate and heart rate variability (HRV)
• state anxiety and stress perception measured by
State-Trait Anxiety Inventory (STAI)
• physiological questionnaire (modified somatic SCL90) |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
For inclusion in the study, volunteers must fulfil all of the following criteria:
1. Provide written informed consent
2. Healthy male or female
3. age between 31 to 59 years
4. fluent in German language
5. Ability to understand the explanations and instructions given by the study physician
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E.4 | Principal exclusion criteria |
Any of the following is regarded as a criterion for exclusion from the study:
1. allergies to ingredients of Neurexan® (Passiflora incarnata, Avena sativa, Coffea arabica, Zincum isovalerianicum, lactose monohydrate, magnesium stearate)
2. lactose intolerance
3. use of any psychological stress-management intervention within the last 4 weeks
4. sick leave for any reason
5. participation in any other clinical study 3 months prior to Screening Visit
6. current or recent (3 months prior to Screening Visit) history of substance abuse or drug dependence including nicotine and alcohol (as verified in the respective IDCL list)
7. smokers
8. alcohol intake within last 24 hours (before Baseline Visit V3)
9. shift workers or work regularly during night time
10. use of any psychotropic medication or suffering from severe psychiatric illness needing acute intervention
11. BMI > 30 kg/m2
12. currently pregnant (verified by urine pregnancy test) or lactating
13. participation in a previous TSST study
14. high chronic stress as verified with the TICS-SSCS (a score of ≥ 23 on the screening scale for chronic stress meets the criterion of being chronically stressed)
15. major mental disorder as verified with the IDCL (depressive episode, panic disorder, social phobia, obsessive-compulsory disorder; alcohol dependency; schizophrenia and mania.)
16. employee of the Sponsor, one of the investigators or the CRO
17. use of any concomitant medication except contraceptives
18. any somatic disease or other condition the Investigator or their duly assigned representatives believes may affect the ability of the individual to complete the study or the interpretation of the study results
19. Individuals whose ability to speak for themselves lacks or can be doubted
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E.5 End points |
E.5.1 | Primary end point(s) |
• Area under the curve (AUC) of VAS tension values from T1 until T15.
• Area under the curve (AUC) of VAS nervousness values from T1 until T15.
For each of the two AUCs an Analysis of Covariance (ANCOVA) model including gender and site as qualitative factors and the respective VAS value (i.e. tension or nervousness) at time point T1 (-210 min) as a covariate will be analysed to test for treatment differences |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
-210 min -180 min -150 min -120 min -90 min -60 min -30 min -15 min +15 min +25 min +40 min +55 min +70 min +100 min |
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E.5.2 | Secondary end point(s) |
• Changes in tension and nervousness VAS at all time points after time point T1 (-210 min)
• Changes in plasma and saliva cortisol and α-amylase, ACTH, catecholamines norepinephrine (NE) and epinephrine (E)
• Changes in NK cells (subgroup)
• Changes in BP, heart rate and HRV
• State anxiety and stress perception measured by STAI-X1
• Incidence of AEs
All parameters will be descriptively summarised by treatment and assessment time. The AEs and vital signs will be summarised by treatment group.
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
-60 min to +100 min, AEs from -180 min to +100 min |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | Yes |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | Yes |
E.7.1.3.1 | Other trial type description |
IMP administered to healthy volunteers to evaluate the efficacy |
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E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | Yes |
E.8.2.3.1 | Comparator description |
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E.8.2.4 | Number of treatment arms in the trial | 2 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 2 |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | No |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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Final visit of last subject |
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 0 |
E.8.9.1 | In the Member State concerned months | 11 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 0 |
E.8.9.2 | In all countries concerned by the trial months | 11 |
E.8.9.2 | In all countries concerned by the trial days | 0 |