Penciclovir: Side Effects, Uses & Monitoring

Facts extracted from current FDA product labeling for Penciclovir. Educational only — not medical advice.

Reported adverse reactions

ReactionHighest frequency reported*
Application site reaction1.8%
Hypesthesia/local anesthesia1.4%
Taste pervesion0.3%
Puritus0.3%
Pain0.1%
Rash (erthematous)0.1%
Allergic reaction0.1%

*Highest percentage across placebo-controlled trial tables summarized in current labeling.

Labeled uses

Denavir (penciclovir cream) is indicated for the treatment of recurrent herpes labialis (cold sores) in adults and children 12 years of age and older.

Source: FDA labeling via NIH DailyMed (set 2673e4a2…). Not affiliated with FDA or NIH.

Medical disclaimer: Always consult a qualified healthcare professional about any medication.