A new vaccine against Lyme disease may soon be available, as Pfizer has submitted an application to begin production. The potential vaccine has been the subject of an international study, with testing conducted in Blekinge, Sweden.
Study Details and Potential Timeline
Johan Sanmartin Berglund, a professor at Blekinge Technical High School who led the Swedish portion of the study, indicated a target availability date of 2027. However, reports indicate the study did not initially meet pre-defined statistical significance criteria for measuring the vaccine’s effectiveness.
According to Professor Berglund, the failure to reach statistical significance stemmed from a lower-than-expected number of Lyme disease cases observed during the study periods.
What Could Happen Next
If approved by regulatory authorities, the vaccine could grow available as early as 2027. Further analysis and potential additional studies may be required depending on regulatory feedback. It is also possible that the timeline could shift based on production capacity and demand.
Frequently Asked Questions
What company is developing the Lyme disease vaccine?
Pfizer is developing the Lyme disease vaccine and has submitted an application to begin production.

Where was the vaccine tested?
The vaccine was tested as part of an international study, including testing in Blekinge, Sweden.
What year is the vaccine expected to be available?
The target availability date for the vaccine is 2027, according to Johan Sanmartin Berglund.
Given the challenges in demonstrating statistical significance in the initial study, what further steps might be necessary to ensure public confidence in the vaccine’s efficacy?
