Hepatitis A vaccine is a freeze-dried preparationmade from the live attenuated strain of hepatitis Avirus (HAV) grown in humandiploid cell cultures. After cultivation, harvest, and extractionof the virus, the virus suspension is lyophilizedafter adding an appropriate stabilizer to make thevaccine. It is used to prevent hepatitis A. [Description] The freeze-dried hepatitis A vaccine is a preparation made from the live attenuated strain of hepatitis A virus (HAV) grown in human diploid cell cultures. After cultivation, harvest and extraction of the virus, the virus suspension is lyophilized after adding an appropriate srabilizer to make the vaccine. It looks like a milky-white crisp cake and it turns into a clear liquid after reconstitution. Active constituent: live attenuated Hepatitis A virus. Subsidiary materials: All the components of subsidiary materials approved shall be listed. Diluent: sterile water for injection. Hepatitis A (Live) Vaccine, Freeze-driedproduced by Changsheng Life SciencesLtd. has been involvedinto National Children Immunization Program, and millions of doses of vaccine are purchased by provincial governments every year to meet the demands for susceptible infants and young children, playing great role in the prevention and control for Chinese Hepatitis A. Storage, shipping and validity period Store and ship the product at 2-8, protected from light. The validity period