Viral warts on the hands are often common warts or may be flat warts. Both of these diseases are actually infected with the human papilloma virus, also known as HPV, and are routinely treated with liquid nitrogen freezing, which is applied to the wart area at -196°C to cause necrosis of the wart and remove the viral wart. In addition, you can also inject interferon locally within the lesion, or you can use laser, such as carbon dioxide laser, or even high-frequency ionization, to cauterize the lesion. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things.