Cantharidin is a
How long does it take for cantharidin to work?
A blister will form within 24–48 hours. Over the next few days, the blister will dry and the lesion may fall off. If necessary the blistered lesion can be snipped off near the base (local anaesthetic may be required). Healing is normally complete within 4–7 days.
How does cantharidin work on molluscum?
“The cantharidin causes cells to release an enzyme that breaks down proteins in desmosomal plaques, specific structures involved in cell-to-cell adhesion. That is, it breaks the bonds that hold skin cells together,” explains Dr. Mamelak. The resulting blister forces the wart or skin growth off of the skin.