A Polysomnographic Placebo-Controlled Evaluation of the Efficacy and Safety of Eszopiclone Relative to Placebo and Zolpidem in the Treatment of Primary Insomnia A Polysomnographic Placebo-Controlled Evaluation of the Efficacy and Safety of Eszopiclone Relative to Placebo and Zolpidem in the Treatment of Primary Insomnia Download Sleep Medicine News and Updates – Volume 5 Issue 6 Adaptive Servoventilation (ASV) in Patients with Sleep Disordered Breathing Associated with Chronic Opioid Medications for Non-Malignant Pain