Mechanism of Action (MOA)
Mechanism of Action Video
See how SHINGRIX helps address age-related decline in shingles immunity.1-3
†Data from the phase 3 ZOE-50 (≥50 years of age) trial (median follow-up period 3.1 years) and pooled data in individuals ≥70 years of age from the phase 3 ZOE-50 and ZOE-70 trials (median follow-up period 4 years) in subjects who received 2 doses of SHINGRIX (n=7344 and 8250, respectively) or placebo (n=7415 and 8346, respectively). These populations represented the modified Total Vaccinated Cohort, defined as patients who received 2 doses (0 and 2 months) of either SHINGRIX or placebo and did not develop a confirmed case of herpes zoster within 1 month after the second dose.11,12. See study designs on the Efficacy page for details.