Study | Setting | Sample size | Study design | Follow up duration (weeks) |
---|---|---|---|---|
Sofat et al. [15] | St George’s University Hospitals, United Kingdom | 65 | Double-blind RCT comparing efficacy of pregabalin, duloxetine, and placebo | 13 |
Ohtori et al. [17] | Chiba University Hospital, Japan | 89 | Open label RCT comparing efficacy of meloxicam, pregabalin, and combined usage of the two | 4 |
Enteshari-Moghaddam et al. [18] | Ardabil University of Medical Sciences, Iran | 150 | Double-blind RCT comparing efficacy of gabapentin, duloxetine, and acetaminophen | 12 |