Health Pfizer to Seek Lyme Disease Vaccine Approval Despite Trial Setback by Dr Natalie Singh - Health Editor March 23, 2026 by Dr Natalie Singh - Health Editor March 23, 2026 Pfizer to Pursue Lyme Disease Vaccine Approval Despite Late-Stage Trial Setback Pfizer announced on Monday it will seek regulatory approval for its investigational Lyme disease vaccine, despite the fact that … 0 FacebookTwitterPinterestEmail