A PHASE 3, PLACEBO-CONTROLLED, DOUBLE-BLINDED, RANDOMIZED STUDY TO EVALUATE THE SAFETY, TOLERABILITY, AND IMMUNOGENICITY OF DIFFERENT VACCINATION SCHEDULES OF 6-VALENT OSPA-BASED LYME DISEASE VACCINE, VLA15, IN HEALTHY ADULT PARTICIPANTS
Latest Information Update: 21 Apr 2026
At a glance
- Drugs VLA 15 (Primary)
- Indications Lyme disease
- Focus Adverse reactions; Pharmacodynamics
- Sponsors Pfizer
Most Recent Events
- 17 Apr 2026 Planned End Date changed from 14 Feb 2028 to 27 Jan 2028.
- 17 Apr 2026 Planned primary completion date changed from 14 Feb 2028 to 27 Jan 2028.
- 17 Apr 2026 Status changed from recruiting to active, no longer recruiting.