E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Generalized Anxiety Disorder (GAD) |
|
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 8.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10018105 |
|
E.1.3 | Condition being studied is a rare disease | Information not present in EudraCT |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To evaluate the efficacy of a fixed dose of SR58611A (350 mg q12) compared to placebo in patients with GAD using paroxetine (20 mg q24) as positive control. |
|
E.2.2 | Secondary objectives of the trial |
To evaluate the tolerability and safety of SR58611A in patients with GAD. |
|
E.2.3 | Trial contains a sub-study | Information not present in EudraCT |
E.3 | Principal inclusion criteria |
Out-patients, 18 to 65 years of age. Patients suffering from generalized anxiety disorder (GAD) as defined by Diagnostic and Statistical Manual of Mental Disorders, 4th Edition, Text Revision (DSM-IV-TR) criteria and confirmed by the Mini International Neuropsychiatric Interview (MINI) plus GAD Module. With a total score on the 14-item Hamilton Anxiety Rating Scale (HAM-A) >= 20. Having given voluntarily their written informed consent to participate in the study. Able to comply with the protocol and follow written and verbal instructions. Completion of a minimum of 3 and a maximum of 9 days of treatment in Segment A. Not "placebo responders" (i.e., improvement <= 20 % on HAM-A total score between V1 and V2). |
|
E.4 | Principal exclusion criteria |
Patients with a diagnosis of Major Depressive Disorder as defined by DSM-IV-TR within 6 months of study entry. Patients with a Montgomery-Asberg Depression Rating Scale (MADRS) total score of 18 or higher at screening or baseline. Patients having a current score of >5 on the suicidal thoughts item of the MADRS at screening or baseline and/or are assessed to have a moderate to high current risk for suicide according to the MINI. Patients with other current anxiety disorder (within 6 months) assessed with the MINI: Agoraphobia, social phobia, Panic disorder, Obsessive compulsive disorder, Post-traumatic stress disorder, acute stress disorder. Patients with a lifetime history according to the MINI of: Bipolar disorders, Psychotic disorders, Antisocial Personality Disorder. Patients with a current history according to the MINI of: Anorexia nervosa or bulimia nervosa in the past 6 months, Alcohol dependence or abuse or substance dependence or abuse in the past 12 months except nicotine or caffeine dependence. Patients with a history of non-response to treatment with paroxetine. Hypersensitivity to paroxetine. Patients who have used the following prior to screening: any antipsychotic within 3 months, any antidepressant within 4 weeks, any continuous use of anxiolytic (e.g., benzodiazepines, buspirone) or hypnotic within 2 weeks, any mood-stabilizer (lithium, anticonvulsants) within 4 weeks. Treatment with electroconvulsive therapy (ECT) or rapid Transcranial Magnetic Stimulation (rTMS) within 3 months prior to screening. Patients who have initiated, stopped, or changed the frequency or nature of psychotherapy within 3 months prior to screening. General and Medical Exclusion criteria : Patients with severe or unstable concomitant medical conditions (cardiovascular, neurologic, gastrointestinal, hepatic, renal, endocrinologic, rheumatologic). History of seizures other than a single childhood febrile seizure. Patients with clinically significant ECG findings at screening. Females who are pregnant or lactating. Patients with positive test for any illicit drug included in the urine drug screen. Participation in a clinical trial of an experimental therapy within 3 months prior to screening. Any subject who has previously participated in a clinical trial with SR58611A. |
|
E.5 End points |
E.5.1 | Primary end point(s) |
Efficacy evaluated at V7 (D56). Primary criterion : change from baseline in 14-item Hamilton Anxiety Rating Scale (HAM-A) total score. |
|
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 | Information not present in EudraCT |
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) | 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) | Information not present in EudraCT |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
E.7.4 | Therapeutic use (Phase IV) | Information not present in EudraCT |
E.8 Design of the trial |
E.8.1 | Controlled | Yes |
E.8.1.1 | Randomised | Yes |
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 | Yes |
E.8.1.5 | Parallel group | Yes |
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) | Yes |
E.8.2.2 | Placebo | Yes |
E.8.2.3 | Other | Yes |
E.8.2.3.1 | Comparator description |
medicinal product and placebo both |
|
E.8.3 |
The trial involves single site in the Member State concerned
| Information not present in EudraCT |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | Information not present in EudraCT |
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 | Information not present in EudraCT |
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
| |
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 | 14 |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial months | 14 |