Indications warts, verrucas, umbilical granulomas, over-granulating tissue, cauterisation.

Cautions: protect surrounding skin and avoid broken skin; not suitable for application to face, ano-genital region, or large areas.

Side Effects: chemical burns on surrounding skin; stains skin and fabric.

Dose: Common warts and verrucas, apply moistened caustic pencil tip for 1–2 minutes; repeat after 24 hours upto max. 3 applications for warts or max. 6 applications for verrucas.

Note : Instructions in proprietary packs generally incorporate advice to remove dead skin before use by gentle filing and to cover with adhesive dressing after application. Umbilical granulomas, apply moistened caustic pencil tip (usually containing silver nitrate 40%) for 1–2minutes while protecting surrounding skin with soft paraffin.