Reprostar VL5 HB : 50ds Group_Bar Vac 7 The sodium hydroxide acts as

The sodium hydroxide acts as a catalyst in the process

other times listed nutrients

DMDM hydantoin

Contains thimerosal as preservative

Reprostar VL5 HB : 50ds Group_Bar Vac 7 The sodium hydroxide acts asElanco Reprostar VL5 HB is for the vaccination of healthy cattle against disease caused by L. hardjo bovis, Vibrio and 5 strains of Lepto. Give 2 ml IM, 2 4 weeks prior to breeding. Booster with ReproSTAR L5 HB in 4 6 weeks. Annual booster is recommended. DIRECTIONS: Shake well before using. Administer 2 mL intramuscularly 2 to 4 weeks prior to breeding. Revaccinate in 4 to 6 weeks with ReproSTAR L5 HB. Manufacturer Label and or Information