Doctors say Pfizer's Lyme disease vaccine trial results 'encouraging' after more than 70% efficacy shown

Earlier this week, pharmaceutical company Pfizer and its partner Valneva announced that an experimental Lyme disease vaccine showed more than 70% efficacy in late-stage clinical trials. The candidate, PF-07307405, showed 73.2% efficacy in reducing confirmed cases of Lyme disease cases after the fourth and final dose was administered when compared to a placebo.
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