Findings

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Evidence found and GRADE certainty

22 questions · 26 findings · 1 reviews · Skin

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 6 · 23.1%Low 9 · 34.6%Moderate 11 · 42.3%High 0 · 0%

Topical aciclovir (short‐term) vs placebo

Incidence of herpes labialis during use of the preventative intervention · participants with recurrent herpes labialis

Topical aciclovir (short‐term) showed no clear difference in incidence of herpes labialis during use of the preventative… compared with placebo (moderate certainty).

1 finding from 1 review

Topical aciclovir and 348U87 cream (short‐term) vs placebo

Incidence of herpes labialis during use of the preventative intervention · participants with recurrent herpes labialis

It is very uncertain whether topical aciclovir and 348U87 cream (short‐term) changes incidence of herpes labialis during use of the preventative… compared with placebo (very low certainty).

2 findings from 1 review

Sunscreen vs placebo

Incidence of herpes labialis during use of the preventative intervention · participants with recurrent herpes labialis

It is very uncertain whether sunscreen changes incidence of herpes labialis during use of the preventative… compared with placebo (very low certainty).

2 findings from 1 review

Oral aciclovir (long‐term) vs placebo

Incidence of herpes labialis during use of the preventative intervention · participants with recurrent herpes labialis
2 findings from 1 review

Oral aciclovir (short‐term) vs placebo

Incidence of herpes labialis during use of the preventative intervention (by culture) ‐ aciclovir 400 mg twice daily · participants with recurrent herpes labialis

Oral aciclovir (short‐term) may leads to lower incidence of herpes labialis during use of the preventative… compared with placebo (low certainty).

1 finding from 1 review

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

Incidence of herpes labialis after use of the preventative intervention · 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).

2 findings from 1 review

Oral aciclovir (short‐term) vs placebo

Incidence of herpes labialis after use of the preventative intervention · participants with recurrent herpes labialis

Oral aciclovir (short‐term) showed no clear difference in incidence of herpes labialis during use of the preventative… compared with placebo (moderate certainty).

1 finding from 1 review