The Therapeutic Index as Indicated by Efficacy/Safety Ratio May Be Primarily Assessed by Meta-Analysis of the Efficacy of ICS Combination Therapy for COPD [Letter]

Abstract

Shinji Teramoto Department of Respiratory Medicine, Tokyo Medical University Hachioji Medical Center, Tokyo, JapanCorrespondence: Shinji Teramoto, Department of Respiratory Medicine, Tokyo Medical University Hachioji Medical Center, 1163 Tate-machi, Hachioji-shi, Tokyo, 193-0998, Japan, Tel [phone], Fax [phone], Email [email protected] View the original paper by Dr Ding and colleagues

Keywords

• copd
• inhaled corticosteroid(ics)
• ics-related pneumonia
• safety concern of drug