Cantharidin, the Bettlejuice Blistering Agent
Cantharidin, also known as "beetle juice," is a vesicant (blister-causing agent) derived from blister beetles. It's primarily used topically to treat warts and molluscum contagiosum, a viral skin infection.
Cantharidin works by causing acantholysis, which leads to blistering and ultimately the remov…