How long does viral rash last?

Viral rashes, most of the course in about two weeks. For example, herpes virus, it infected the skin will be manifested as obvious clusters of blisters, accompanied by tingling, erosion, scab, the whole course of disease takes about two weeks. And eruptive viruses, such as rubella, measles virus, will also be accompanied by miliary red maculopapules, desquamation, also basically about two weeks to heal. only exogenous viruses, such as HPV infection, condyloma acuminatum, flat warts, then its course is not necessarily, may be months or years. Treatment is mainly anti-viral drug treatment and laser photodynamic removal of warts.