what is acyclovir
acyclovir is one of the oldest drugs used to treat herpes simplex viruses and remains the first line of treatment for these infections however research shows that acyclovir is not as effective as it used to be
acyclovir topical for the skin is an antiviral drug it slows the growth and spread of the herpes virus so that the body can fight off the infection acyclovir topical cream is used to treat cold sores acyclovir topical ointment is used to treat genital herpes lesions