Prescription Required.Why?
Hepatitis B vaccine typically contains inactivated hepatitis B virus surface antigen (HBsAg).It may also contain other ingredients like aluminum salts (as an adjuvant), which helps enhance the immune response, and preservatives like thiomersal or formaldehyde.
Prevention of hepatitis B infection in individuals at risk, including:
Newborns born to mothers with hepatitis B.
Individuals with close contact with hepatitis B carriers.
Healthcare workers and other professionals at high risk of exposure.
Individuals undergoing hemodialysis.
Individuals with chronic liver disease.
Individuals with HIV infection.
Travelers to areas with high rates of hepatitis B.
Genevac B Inj 0.5ml (Hepatitis B Vaccine) works by introducing a weakened or inactive form of the hepatitis B virus into the body. This triggers the immune system to produce antibodies against the virus. These antibodies provide protection against future infections with hepatitis B virus.
Hepatitis B vaccine should be stored in a refrigerator between 2°C and 8°C (36°F and 46°F). It should not be frozen. The vaccine should be protected from light. Discard any unused vaccine after the expiry date.
The dosage and schedule of hepatitis B vaccine vary depending on the individual's age and risk factors.
Infants: Typically receive a three-dose series at birth, 1-2 months, and 6-18 months of age.
Children and adults: Usually receive three doses at 0, 1, and 6 months, or a shorter schedule depending on the vaccine brand.
Boosters may be recommended for certain individuals, such as those with weakened immune systems.
The vaccine is typically administered intramuscularly in the upper arm or thigh.
Common side effects of hepatitis B vaccine include:
Pain, redness, or swelling at the injection site.
Mild fever.
Headache.
Fatigue.
Muscle aches.
Alcohol consumption does not affect the effectiveness of the vaccine.
The vaccine is unlikely to affect your ability to drive or operate machinery, but it's best to avoid driving or operating machinery if you experience any side effects that might impair your judgment or reflexes.
The hepatitis B vaccine is safe for pregnant and breastfeeding women. It is recommended for all pregnant women who are at risk of hepatitis B.
Hepatitis B vaccine is safe and effective for children.
Kidney disease does not generally affect the safety or effectiveness of the vaccine. However, it's important to consult your doctor if you have any concerns.
Individuals with liver disease may need to be monitored more closely for any adverse effects of the vaccine. Consult your doctor for guidance.
Centers for Disease Control and Prevention (CDC): https://www.cdc.gov/hepatitis/hbv/index.htm
World Health Organization (WHO): https://www.who.int/news-room/fact-sheets/detail/hepatitis-b
