Poulvac Bursine 2 Packaging Quantities The lyophilised vaccine is bottled in Type I Borosilicate glass vials with fluted butyl rubber stoppers containing 1000, 2500, 5000 or 10,000 doses. Pack sizes: 10 x 1000, 2500, 5000 and 10,000 doses. Not all pack sizes may be marketed.