1 Subjects: “...Spinal Stenosis / drug therapy...”

2 Subjects: “...Spinal Stenosis / drug therapy...”

3 Subjects: “...Drug Therapy...”

4 Subjects: “...Drug Therapy...”

5 Subjects: “...Opioid-Related Disorders / drug therapy...”

6 Subjects: “...Chronic Pain / therapy...”

7 Subjects: “...Chronic Pain / drug therapy...”

8 Subjects: “...Chronic Pain / drug therapy...”

9 Subjects: “...Urinary Bladder Neoplasms / therapy...”

10 Subjects: “...Urinary Bladder Neoplasms / therapy...”

11 Subjects: “...Drug Overdose / drug therapy...”

12 Subjects: “...Drug Overdose / drug therapy...”

13 Subjects: “...Cardiovascular Diseases / drug therapy...”

14 Subjects: “...Hepatitis C / drug therapy...”

15 “...; RCTs on the effects of antiviral therapy versus placebo or no therapy and preferred versus nonpreferred...”

16 “... statin therapy versus placebo or no statin, one additional trial compared statins of different...”

17

18 “... in subgroups was lacking. CONCLUSIONS: Opioid therapy was associated with decreased or similar effectiveness...”

19 “...) and few harms relative to older antiviral therapies. An SVR after antiviral therapy is associated...”

20 “... improvements in intermediate outcomes following antiviral therapy and clinical outcomes were heterogeneous...”