Vinegar, applied to the skin, is also often touted as an antidote to nail fungus, head lice and warts, but there is little scientific evidence that these treatments work.

Objective To observe the effectiveness and safety of selfwart embedded operation in the treatment of verrucae.

Early results from studies show the therapy - similar to that used by dermatologists to freeze off warts - works well inside the esophagus, though further study is needed, Dr. Sreenarasimhaiah said.