Influenza vaccine Influenza vaccine safety surveillance 2021 AusVaxSafety has commenced routine monitoring of the safety of 2021 seasonal influenza vaccines in all ages as at 29 March. Influenza vaccine safety results are updated weekly on this page. AusVaxSafety has monitored the safety of influenza vaccines administered to Australians of all ages since 2017. Since then, over 477,000 individuals or their parent/carer have provided details about any adverse events experienced after influenza vaccination and no safety signals have been identified. As at 15 April 2021 6 months - <5 years Current as at 15 April 2021 199 Parents/carers responded to an SMS about their child’s health a few days after their influenza vaccinations. 84.4% reported no adverse events 84.4% reported no adverse events 15.6% reported any adverse event, including... 1.0% who reported taking their child to a doctor or emergency department in the days after vaccination.The adverse events they reported were similar to the types of adverse events reported overall. 31 parent/carer reported one or more adverse events. The most commonly reported were: These symptoms are known to occur after vaccination. They are generally mild and short-lived. These symptoms are also common in young children for other reasons (such as viral infection) and may not be related to vaccination. 5 to <18 years Current as at 15 April 2021 506 Parents/carers responded to an SMS about their child’s health a few days after their influenza vaccinations. 95.8% reported no adverse events 95.8% reported no adverse events 4.2% reported any adverse event, including... 0.0% who reported taking their child to a doctor or emergency department in the days after vaccination.The adverse events they reported were similar to the types of adverse events reported overall 21 parents/carers reported one or more adverse events. The most commonly reported were: These symptoms are known to occur after vaccination. They are generally mild and short-lived. These symptoms are also common in young children for other reasons (such as viral infection) and may not be related to vaccination. 18 -<65 years Current as at 15 April 2021 4,346 Adults responded to an SMS about their health a few days after their influenza vaccinations. 94.1% reported no adverse events 94.1% reported no adverse events 5.9% reported any adverse event, including... 0.2% who reported going to a doctor or emergency department in the days after vaccination.The adverse events they reported were similar to the types of adverse events reported overall 258 Adults reported one or more adverse events. The most commonly reported were: These symptoms are known to occur after vaccination. They are generally mild and short-lived. >65 years Current as at 15 April 2021 9,986 Seniors responded to an SMS about their health a few days after their influenza vaccinations. 94.5% reported no adverse events 94.5% reported no adverse events 5.5% reported any adverse event, including... 0.2% who reported going to a doctor or emergency department in the days after vaccination.The adverse events they reported were similar to the types of adverse events reported overall 547 Seniors reported one or more adverse events. The most commonly reported were: These symptoms are known to occur after vaccination. They are generally mild and short-lived. Pregnant women Current as at 15 April 2021 127 Women responded to an SMS about their health a few days after their influenza vaccinations. 94.5% reported no adverse events 94.5% reported no adverse events 5.5% reported any adverse event, including... 0.0% who reported going to a doctor or emergency department in the days after vaccination.The adverse events they reported were similar to the types of adverse events reported overall. 7 Women reported one or more adverse events. The most commonly reported were: These symptoms are known to occur after vaccination. They are generally mild and short-lived.