Pfizer Discontinues Periodontitis Vaccine
April 29, 2011
Pfizer Animal Health’s canine Porphyromonas vaccine has been discontinued, effective early April 2011, due to efficacy issues. The product was designed as an aid to preventing periodontitis. The Porphyromonas Denticanis-Gulae-Salivosa Bacterin vaccine was conditionally licensed by the U.S. Department of Agriculture in September 2006. Since then, the Madison, N.J.-based company has conducted a 48-month field… Continue reading...