Is hepatitis A vaccine safe?
Yes, hepatitis A vaccine has an excellent safety profile. No serious adverse events have been attributed definitively to hepatitis A vaccine. Soreness at the injection site is the most frequently reported side effect. Any adverse event suspected to be associated with hepatitis A vaccination should be reported to the Vaccine Adverse Events Reporting System (VAERS). VAERS forms can be obtained by calling 1-800-822-7967.
Yes, hepatitis A vaccine is very safe. No serious adverse events have been attributed definitively to hepatitis A vaccine. Since the licensure of the first hepatitis A vaccine in 1995, millions of doses of hepatitis A vaccine have been distributed and administered worldwide as well as in the United States. What side effects have been reported with this vaccine? The most common side effect is a sore arm, which happens to one out of two adults and one out of five children. Less common side effects include headache, loss of appetite, low-grade fever, or tiredness. When these problems happen, they usually start 3-5 days after vaccination and usually last for one or two days. A very rare but serious side effect is a generalized allergic reaction. If this happens, it typically occurs within a few minutes to a few hours following the injection. How effective is hepatitis A vaccine? Hepatitis A vaccine is very effective. It appears that all adults, adolescents, and children become immune to HA
Yes, hepatitis A vaccine is very safe. No serious adverse events have been attributed definitively to hepatitis A vaccine. Since the licensure of the first hepatitis A vaccine in 1995, approximately 188 million doses of hepatitis A vaccine have been sold worldwide, including 50 million doses in the United States. What side effects have been reported with this vaccine? The most common side effect is a sore arm, which happens to one out of two adults and one out of five children. Less common side effects include headache, loss of appetite, low-grade fever, or tiredness. When these problems happen, they usually start 3-5 days after vaccination and usually last for one or two days. A very rare but serious side effect is a generalized allergic reaction. If this happened, it typically occurs within a few minutes to a few hours following the injection. How effective is hepatitis A vaccine? Hepatitis A vaccine is very effective. It appears that 100% of adults, adolescents, and children become
Yes, hepatitis A vaccine has an excellent safety profile. No serious adverse events have been attributed definitively to hepatitis A vaccine. Soreness at the injection site is the most frequently reported side effect. Any adverse event suspected to be associated with hepatitis A vaccination should be reported to the Vaccine Adverse Events Reporting System (VAERS). VAERS forms can be obtained by calling 1-800-822-7967. How are hepatitis A vaccines made? There is no live virus in hepatitis A vaccines. The virus is inactivated during production of the vaccines, similar to Salk-type inactivated polio vaccine. How long does hepatitis A vaccine protect you? Although data on long-term protection are limited, estimates based on modeling techniques suggest that protection will last for at least 20 years. When are persons protected after receiving hepatitis A vaccine? Protection against hepatitis A begins four weeks after the first dose of hepatitis A vaccine. Can hepatitis A vaccine be given af
