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Welcome to the Adverse Event Report page

After the drug is marketed, the MAH is obliged to collect suspected adverse drug reactions or adverse events following immunization to vaccines. In compliance with applicable laws and regulations, relevant information and materials will be disclosed to SINOVAC Pharmacovigilance department for analysis and evaluation, and reported to the  Health Authorities according to the actual situation . In accordance with the legal requirements, all information that can identify you personally will be protected when the data is processed by the MAH. If you fill in the relevant information, you will be deemed to accept and know the above information and agree to the storage of your information in accordance with our Privacy Policy.

An adverse event is any untoward medical occurrence in a patient administered a medicinal product and which does not necessarily have to have a causal relationship with this treatment (vacciantion). An adverse event can therefore be any unfavorable and unintended sign (for example Adverse medical events include abnormal laboratory tests, symptoms (headache, nausea) or signs (rapid heartbeat, enlarged liver); it also includes other information such as lack of efficacy, overdose, drug interactions, medication errors, etc.

You can also report adverse reaction information/get medical support by hotline or email :


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