Evaluation of the Effect of AVE0657 on Obstructive Sleep Apnea

Inclusion Criteria: * Subjects diagnosed with Obstructive Sleep Apnea Hypopnea Syndrome based on International Classification of Sleep Disorders Exclusion Criteria: * Subjects having been treated by Continuous Positive Airway Pressure, oral appliance during 4-weeks prior to randomization * Chronic respiratory disease or inadequate respiratory parameters * Body Mass Index (BMI) of ≤20 kg/m² or ≥35 kg/m² * Surgical procedure to correct apnea within the last three months. The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.