Kexing vaccine has good stability. According to the results of accelerated thermal stability test, the indexes of Kexing Kelaifu COVID-19 vaccine still meet the quality standards after being stored at 25 degrees Celsius for 42 days and at 37 degrees Celsius for 265,438 0 days. It is speculated that it can be stored for a very long time at 2℃ to 8℃, and now the tentative validity period is three years.
Characteristics of COVID-19's vaccine in Kexing County
Kelaifu is to inoculate African green monkey kidney cells (Vero cells for short) with novel coronavirus (CZ02 strain), then culture, harvest virus liquid, inactivate the virus, concentrate, purify, adsorb with aluminum hydroxide without preservatives.
The vaccine is suitable for people aged 18 and above to prevent diseases caused by novel coronavirus (novel coronavirus-19). The basic immunization program of the vaccine is 2 doses, with an interval of 14~28 days; The dosage used by each person is 0.5 ml.