Herpes Zoster Vaccine (Shingles Vaccine) By Margot L Savoy, MD, MPH, Lewis Katz School of Medicine at Temple University Reviewed / Revised Oct 2022 View Patient Education Preparations Indications Contraindications and Precautions Dose and Administration Adverse Effects More Information Chickenpox (varicella) and shingles (herpes zoster) are caused by the varicella-zoster virus; chickenpox is the acute invasive phase of the virus, and shingles represents reactivation of the latent phase.