The intestinal absorption of orally administered hydrolytic enzymes and their effects in the treatment of acute herpes zoster as compared with those of oral acyclovir therapy.

Oral enzymes are known as therapy of herpes zoster for more than 30 years. Nevertheless, today's standard treatment of herpes zoster in immunocompetent patients is oral acyclovir. Other therapies are no longer customary because of their insufficient efficacy and frequent side effects.