Efficacy of Subcutaneous Methylnaltrexone in the Treatment of Opioid-Induced Constipation: A Responder Post Hoc Analysis

Subcutaneous Methylnaltrexone for Treatment of Opioid-Induced Constipation in Patients With Chronic, Nonmalignant Pain: A Randomized Controlled Study

(2011) Edward Michna et al.   JOURNAL OF PAIN

Quality of life in relation to constipation among opioid users

(2010) Fernie J. A. Penning-van Beest et al.   JOURNAL OF MEDICAL ECONOMICS

Methylnaltrexone Treatment of Opioid-Induced Constipation in Patients with Advanced Illness

(2009) Bruce H. Chamberlain et al.   JOURNAL OF PAIN AND SYMPTOM MANAGEMENT

Long-Term Opioid Therapy for Chronic Noncancer Pain: A Systematic Review and Meta-Analysis of Efficacy and Safety

(2008) Meredith Noble et al.   JOURNAL OF PAIN AND SYMPTOM MANAGEMENT

Methylnaltrexone for Opioid-Induced Constipation in Advanced Illness

(2008) Jay Thomas et al.   NEW ENGLAND JOURNAL OF MEDICINE

The Prevalence, Severity, and Impact of Opioid-Induced Bowel Dysfunction: Results of a US and European Patient Survey (PROBE 1)

(2008) Timothy J. Bell et al.   PAIN MEDICINE