Typical Side Effects of Vaccinations
- Redness or swelling at site.
- Pain at injection site.
- Fever in the first 24 hours.
- Fussy/irritable.
- Live attenuated vaccines can have a delayed reaction for up to 4 weeks after vaccination. May present with fever and rash.
- Severe allergic reaction. Examples include (but are not limited to): difficulty breathing, swelling of mouth/throat, hives, severe drop in blood pressure (hypotension), and shock.
- Encephalitis (inflammation of the brain)
- Febrile seizures (seizures associated with a fever)
- Thrombocytopenia (Low platelets)
- Death
- Please note: any adverse reaction should be reported to the Vaccine Adverse Event Reporting System (VAERS) either on the internet at www.vaers.hhs.gov or by calling 1-800-822-7967.





