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StackHealth / Pfizer's Lyme vaccine heads to FDA after mixed trial results

Pfizer Lyme vaccine candidate heads to FDA

Ella Jeffries / beckershospitalreview - Pfizer and Valneva’s investigational Lyme disease vaccine candidate, PF-07307405 (LB6V), demonstrated more than 70% efficacy in preventing Lyme disease among individuals age 5 and older, according to topline phase 3 trial results. The prespecified analysi…

AI Summary: Pfizer is advancing a Lyme disease vaccine toward FDA submission despite a messy late‑stage picture: efficacy signals above 70% were reported while a pivotal trial missed its primary endpoint and struggled with low case numbers. Regulators must weigh public health need against statistical nuance as the company pushes for licensure.

#pharmaceuticals #publichealth #pfizer #biotech #drugdevelopment #fda #vaccinesafety #zoonoticdisease #infectiousdisease #clinicaltrials

2 months / medicalxpress

2 months / medicalxpress


Back to Top / Monday, March 23, 2026, 3:23 pm / permalink 21190 / 4 stories in 2 months /


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