每劑量（2ML）含有：;PORCINE REPRODUCTIVE & RESPIRATORY SYNDROME VIRUS (STRAIN P 129)...≧10^3.6 TCID50;L2 STABILIZER SOLUTION...0.5-0.7ML(30±5% FINAL CONCENTRATION);GENTAMICIN...≦60μG(≦30μG/ML FINAL CONCENTRATION);HALS MEDIUM...AS NEEDED FOR FORMULATION;*L2 STABILIZER FORMULA:;DEXTRAN 40...80G;PANCREATIC DIGEST OF CASEIN...60G;LACTOSE...80G;SORBITOL 70%(SOLUTION)...130G;SODIUM HYDROXIDE...0.534G;PURIFIED WATER...QS 1L