| Article | Drug/Class | Study design | Sample size | Follow-up (months) | Withdrawal schedule |
| Chung 2018 | Statins | Retrospective cohort | 2468 | 36 | Not described |
| Kutner 2015 | Statins | RCT | 381 | 12 | Not described |
| McIntyre 2017 | Quinine, diuretics, alpha-1 blockers, PPIs, statins | Before-and-after study | 240 | 6 | Not described |