Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

2,539 questions · 2,602 findings · 424 reviews · Headline outcomes only

No studies found 572 · 22%GRADE not reported 189 · 7.3%Very low 527 · 20.3%Low 685 · 26.3%Moderate 514 · 19.8%High 115 · 4.4%

Benzoyl peroxide vs adapalene

Withdrawals due to adverse outcomes · participants with acne

It is very uncertain whether benzoyl peroxide changes withdrawal due to adverse effects (long‐term data) Treatment… compared with adapalene (very low certainty).

1 finding from 1 review

Benzoyl peroxide vs adapalene

Adverse event data · participants with acne

It is very uncertain whether benzoyl peroxide changes total number of participants with any adverse events (long‐term… compared with adapalene (very low certainty).

1 finding from 1 review

Benzoyl peroxide vs clindamycin

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

Benzoyl peroxide showed no clear difference in participant's global self‐assessment of improvement (long‐term data) compared with clindamycin (low certainty).

1 finding from 1 review

Benzoyl peroxide vs clindamycin

Adverse effects (side effects; treatment withdrawals) · participants with acne

It is very uncertain whether benzoyl peroxide changes withdrawal due to adverse effects (long‐term data) Treatment… compared with clindamycin (very low certainty).

1 finding from 1 review

Benzoyl peroxide vs clindamycin

Total number of participants with any adverse events (long‐term data) Treatment duration: range 10 weeks to 12 weeks · participants with acne

Benzoyl peroxide showed no clear difference in total number of participants with any adverse events (long‐term… compared with clindamycin (moderate certainty).

1 finding from 1 review

Azelaic acid vs adapalene

Participants' global self‐assessment of acne improvement · participants with acne

It is very uncertain whether azelaic acid changes participants' global self‐assessment of acne improvement Improved to… compared with adapalene (very low certainty).

1 finding from 1 review

Azelaic acid vs tretinoin

Participants' global self‐assessment of acne improvement Good to excellent improvement (long term: treatment duration > 8 weeks) · participants with acne

Azelaic acid showed no clear difference in participants' global self‐assessment of acne improvement Good to… compared with tretinoin (moderate certainty).

1 finding from 1 review

Salicylic acid vs tretinoin

Participants' global self‐assessment of acne improvement Moderate to excellent improvement (long term: treatment duration > 8 weeks) · participants with acne

Salicylic acid showed no clear difference in participants' global self‐assessment of acne improvement Moderate to… compared with tretinoin (low certainty).

1 finding from 1 review

Glycolic acid (alpha‐hydroxy acid) vs salicylic‐mandelic acid

Participants' global self‐assessment of acne improvement Fair to good improvement (long term: treatment duration > 8 weeks) · participants with acne

Glycolic acid (alpha‐hydroxy acid) showed no clear difference in participants' global self‐assessment of acne improvement Fair to… compared with salicylic‐mandelic acid (low certainty).

1 finding from 1 review

Glycolic acid (alpha‐hydroxy acid) vs salicylic‐mandelic acid

Minor adverse events · participants with acne

It is very uncertain whether glycolic acid (alpha‐hydroxy acid) changes total number of participants who experienced at least one minor… compared with salicylic‐mandelic acid (very low certainty).

1 finding from 1 review

Azelaic acid vs benzoyl peroxide

Participants' global self‐assessment of acne improvement Good or very good improvement (long term: treatment duration > 8 weeks) · participants with acne

Azelaic acid probably leads to lower participants' global self‐assessment of acne improvement Good or… compared with benzoyl peroxide (moderate certainty).

1 finding from 1 review