ZOVICLOVIR 400mg Tablet contains Acyclovir, an antiviral medication that inhibits the replication of viruses, including herpes simplex virus (HSV) and varicella-zoster virus (VZV). By preventing viral replication, ZOVICLOVIR reduces the severity and duration of symptoms associated with infections such as cold sores, genital herpes, and shingles. Its efficacy in suppressing viral activity makes ZOVICLOVIR a trusted choice for antiviral treatment.