Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

628 questions · 651 findings · 39 reviews · Skin

No studies found 167 · 25.7%GRADE not reported 47 · 7.2%Very low 80 · 12.3%Low 139 · 21.4%Moderate 174 · 26.7%High 44 · 6.8%

NB‐UVB vs placebo

Patient‐reported changes in symptoms · atopic eczema

Summary of findings table ‐ NB‐UVB may leads to higher patient‐reported changes in symptoms compared with placebo (low certainty).

1 finding from 1 review

NB‐UVB vs placebo

Investigator Global Assessment · atopic eczema

Summary of findings table ‐ NB‐UVB may leads to higher investigator Global Assessment (short‐term) compared with placebo (low certainty).

1 finding from 1 review

NB‐UVB vs placebo

Health‐related quality of life ‐ not measured · atopic eczema

The review found no eligible studies for this question.

1 finding from 1 review

Meglumine antimoniate (IMMA) (20 mg/kg/d for 20 days) vs placebo (3 tablets/4 times a day

Complete cure, at least 3 months after the end of treatment · People with American cutaneous and mucocutaneous leishmaniasis

Meglumine antimoniate (IMMA) (20 mg/kg/d for 20 days) showed no clear difference in complete cure, at least 3 months after the end of treatment compared with placebo (3 tablets/4 times a day (moderate certainty).

1 finding from 1 review

Topical imiquimod 5% (3 times/week) + meglumine antimoniate (IVMA) (20 mg/kg/d for 20 days) vs placebo + IVMA

Complete cure, at least 3 months after the end of treatment · People with American cutaneous leishmaniasis

Topical imiquimod 5% (3 times/week) + meglumine antimoniate (IVMA)… showed no clear difference in complete cure, at least 3 months after the end of treatment compared with placebo + IVMA (moderate certainty).

1 finding from 1 review

Pentoxifylline (oral 400 mg thrice daily) plus meglumine antimoniate (IMMA) (20 mg/ kg /day for 20 days) vs IMMA plus placebo

Complete cure, at least 3 months after the end of treatment · People with American cutaneous leishmaniasis

Pentoxifylline (oral 400 mg thrice daily) plus meglumine antimoniate… showed no clear difference in complete cure, at least 3 months after the end of treatment compared with IMMA plus placebo (moderate certainty).

1 finding from 1 review

Meglumine antimoniate (IMMA) (20 mg/kg/d for 20 days) vs placebo (3 tablets/4 times a day

Risk for at least one adverse event per patient · People with American cutaneous and mucocutaneous leishmaniasis

Meglumine antimoniate (IMMA) (20 mg/kg/d for 20 days) probably leads to higher adverse effects (number of participants who had at least one adverse… compared with placebo (3 tablets/4 times a day (moderate certainty).

1 finding from 1 review

Meglumine antimoniate (IMMA) (20 mg/kg/d for 20 days) vs placebo (3 tablets/4 times a day

Recurrence · People with American cutaneous and mucocutaneous leishmaniasis

Meglumine antimoniate (IMMA) (20 mg/kg/d for 20 days) showed no clear difference in recurrence compared with placebo (3 tablets/4 times a day (low certainty).

1 finding from 1 review

Oral miltefosine (50 mg for 28 days) vs 28 days on/off placebo regimen

Complete cure, at least 3 months after the end of treatment · People with American cutaneous and mucocutaneous leishmaniasis

Oral miltefosine (50 mg for 28 days) probably leads to higher complete cure, at least 3 months after the end of treatment compared with placebo (same regimen) (moderate certainty).

1 finding from 1 review

Oral miltefosine (50 mg for 28 days) vs 28 days on/off placebo regimen

Adverse effects (number of participants who had the event) · People with American cutaneous and mucocutaneous leishmaniasis

Oral miltefosine (50 mg for 28 days) probably leads to higher adverse effects (number of participants who had the event) compared with placebo (same regimen) (moderate certainty).

1 finding from 1 review

Benzoyl peroxide vs placebo or no treatment

Participant's global self‐assessment of improvement (long‐term data) · participants with acne

Benzoyl peroxide may leads to higher participant's global self‐assessment of improvement (long‐term data) compared with placebo or no treatment (low certainty).

1 finding from 1 review