E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
It's a phase II study performed on healthy volonteers. Zolpidem (DCI) will be administered to the volunteers in order to inducing a drowsiness and a hypoattentiveness. Zolpidem is indicated in the treatment of occasional and transitory insomnia. |
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MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 9.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10022437 |
E.1.2 | Term | Insomnia |
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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 |
To characterize and study differences on the level of the cerebral electric activity between selective attention and diffuse attention, hypoattentiveness and drowsiness, microphone-awakening and paradoxical sleep. |
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E.2.2 | Secondary objectives of the trial |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Male subjects aged 18 to 50 years. The subjects included in the princeps study (protocol referenced 604296) are requested to take part in the present study and are firstly acceptable 2. Right-handed-person 3. Having a normal vision or corrected by contact lenses 4. Not having any known auditive deficit 5. Absence of dyslexia 6. Absence of disorders of the training in childhood having required the consulting of a speech therapist 7. Understanding the study and agreeing to sign the inform consent form 8. Communicating easily with the investigator or his representatives 9. Having faculty and agreeing to adhere to the trial constraints 10. Non smoker 11. Healthy subjects according to the medical history, the physical examination, the vital signs and the electrocardiogram at selection visit 12. Body Mass Index between 18 and 28 and body weight between 50 and 90 kg 13. Having a blood pressure and a heart rate, measured in the standard conditions at the selection visit, after at least 10 minutes in the supine position, within the following limits : systolic pressure between 90 and 140 mmHg, diastolic pressure between 50 and 90 mmHg and heart rate between 40 and 90 bpm. After 2 minutes in standing position, there should be no SBP reduction greater than 20 mmHg or DBP reduction greater than 10 mmHg associated to clinical signs 14. Having a normal ECG at the selection visit after at least 10 minutes in the supine position : PR between 120 and 210 ms, QRS ≤ 120 ms and QTc (Bazett) ≤ 440 ms. The Incomplete Right Bundle Branch Block will be accepted. 15. Subjects registered in French Health Ministry computerized file and authorized to participate in a clinical trial. 16. Affiliated with, or a beneficiary of, a French social security system in agreement with the French law on biomedical research (loi Huriet n° 88.1138 and its amendments)
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E.4 | Principal exclusion criteria |
1. Any significant medical history or ongoing pathology being relevant (cardio-vascular, neurologic including epilepsy, hematological, hepatic, gastro-intestinal, renal, pulmonary, endocrinological, metabolic, psychiatric, cranial traumatism with loss of consciousness) 2. Colour-blind subjects 3. Subjects carrying implant or metal objects (including glasses) likely to disturb the recording system 4. Subjects having disorders of comprehension and\or reading like dyslexia, highlighted by a reading test on computer screen 5. Subjects having night-respiratory disorders (sleep apnea syndrom) highlighted by a polysomnographic recording prior to cognitive tests 6. Significant pathology during the last 2 weeks before the inclusion visit 7. Taken any type of drugs during the last 14 days preceding the first evaluation or in an interval lower or equal to 6 times drug half life 8. History of chronic alcohol consumption (> 50g per day) and/or drug abuse 9. Excessive consumption of drink containing xanthic bases (coffee, tea, cola : greater than 4 cups or glasses per day) 10. A positive urine drug screen at the selection visit and at Day -1 (opiates, cannabinoïds, cocaine, benzodiazepines, amphetamines, barbiturates) 11. Positive reaction to any of the following tests: HBs antigen, anti-HCV antibodies, anti-HIV antibodies 12. Frequent episodes of migraine or headaches (≥once per week) 13. An inversed nycthemeral life rythm or a change of life condition during the last 48 hours preceding the first evaluation (sleepless night, night-work) 14. Subjects in the inability to sign an inform consent following linguistic or psychic problems 15. Subject who, in the judgment of the Investigator, is likely to be noncompliant or uncooperative during the study 16. Inability to be included after checking of the National File of Volunteers (according to indemnities limited to 4500 € within 12 months and exclusion period from a previous participation to a trial). 17. In custody due to administrative or legal decision or under tutelage or being admitted in a sanitary or social institution. 18. Subject who cannot be contacted in case of emergency 19. Presence or hisory of a clinically significant medicamentous allergy 20. Zolpidem contra-indications - Myasthenia - Hypersensitivity in zolpidem or in one of its constituents (lactose notably) - Obstructive sleep apnea |
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E.5 End points |
E.5.1 | Primary end point(s) |
A night 63-leads EEG recording. Night polysomnographic recording : EEG, EMG, EOG vertical and horizontal, respiratory cycle. |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | Information not present in EudraCT |
E.6.2 | Prophylaxis | Information not present in EudraCT |
E.6.3 | Therapy | Information not present in EudraCT |
E.6.4 | Safety | Information not present in EudraCT |
E.6.5 | Efficacy | Information not present in EudraCT |
E.6.6 | Pharmacokinetic | Information not present in EudraCT |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | Information not present in EudraCT |
E.6.9 | Dose response | Information not present in EudraCT |
E.6.10 | Pharmacogenetic | Information not present in EudraCT |
E.6.11 | Pharmacogenomic | Information not present in EudraCT |
E.6.12 | Pharmacoeconomic | Information not present in EudraCT |
E.6.13 | Others | Information not present in EudraCT |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | Information not present in EudraCT |
E.7.1.1 | First administration to humans | Information not present in EudraCT |
E.7.1.2 | Bioequivalence study | Information not present in EudraCT |
E.7.1.3 | Other | Information not present in EudraCT |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | Information not present in EudraCT |
E.7.4 | Therapeutic use (Phase IV) | Information not present in EudraCT |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | Information not present in EudraCT |
E.8.1.2 | Open | Information not present in EudraCT |
E.8.1.3 | Single blind | Information not present in EudraCT |
E.8.1.4 | Double blind | Information not present in EudraCT |
E.8.1.5 | Parallel group | Information not present in EudraCT |
E.8.1.6 | Cross over | Information not present in EudraCT |
E.8.1.7 | Other | Information not present in EudraCT |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | Information not present in EudraCT |
E.8.2.2 | Placebo | Information not present in EudraCT |
E.8.2.3 | Other | Information not present in EudraCT |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
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 | Information not present in EudraCT |
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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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | |
E.8.9.1 | In the Member State concerned months | |
E.8.9.1 | In the Member State concerned days | |