Safety Profile Following Inactivated COVID-19 Vaccine in Healthy Adults Aged >18 Years in Indonesia

Inclusion Criteria: * Clinically healthy adults aged \> 18 years. * Subjects have been informed properly regarding the study and signed the informed consent form. * Subjects will commit to comply with the instructions of the investigator and the schedule of the trial. Exclusion Criteria: * Subjects concomitantly enrolled or scheduled to be enrolled in another trial. * Evolving mild, moderate or severe illness, especially infectious disease or fever (body temperature ≥37.5℃, measured with thermometer). * Women who are lactating, pregnant or planning to become pregnant during the study period. * History of uncontrolled coagulopathy or blood disorders contraindicating intramuscular injection. * Subjects who have any history of confirmed or suspected immunosuppressive or immunodeficient state, or received in the previous 4 weeks a treatment likely to alter the immune response (intravenous immunoglobulins, blood-derived products or long-term corticosteroid therapy (\> 2 weeks)). * Subjects receive any vaccination within 1 month before and after IP immunization. * Subjects plan to move from the study area before the end of study period.