Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

72 questions · 72 findings · 6 reviews · Skin

No studies found 20 · 27.8%GRADE not reported 0 · 0%Very low 15 · 20.8%Low 23 · 31.9%Moderate 12 · 16.7%High 2 · 2.8%

Famciclovir vs placebo

Incidence of herpes labialis during use of the preventative intervention (by clinical evaluation) ‐ famciclovir 125 mg · participants with recurrent herpes labialis

Famciclovir showed no clear difference in incidence of herpes labialis during use of the preventative… compared with placebo (moderate certainty).

1 finding from 1 review

Famciclovir vs placebo

Duration of attack of recurrent herpes labialis during use of the preventative intervention ‐ famciclovir 125 mg · participants with recurrent herpes labialis

Famciclovir showed no clear difference in duration of attack of recurrent herpes labialis during use of the… compared with placebo (moderate certainty).

1 finding from 1 review