HEPATITIS B VACCINE

Hepatitis B is a viral infection that primarily affects the liver. It is caused by the Hepatitis B virus (HBV) and can lead to both acute and chronic forms of liver disease. The virus is transmitted through contact with the blood or other body fluids of an infected person. Unlike Hepatitis A, which usually resolves on its own, Hepatitis B can become a long-term, chronic infection that can have serious health consequences if left untreated. It is estimated that over 257 million people are living with chronic Hepatitis B worldwide, making it a significant public health issue.

The Hepatitis B virus is primarily transmitted through contact with infected blood or other body fluids. There are several common modes of transmission:

1. Unprotected Sexual Intercourse: Engaging in sexual activities without using a barrier method, such as condoms, can put individuals at risk of contracting Hepatitis B. The virus can be present in the semen, vaginal secretions, and blood of an infected person.
2. Sharing Needles or Syringes: Sharing needles or syringes, whether for drug use, tattooing, or body piercing, can lead to the transmission of Hepatitis B. The virus can survive on surfaces and objects for extended periods, making it important to use sterile equipment.
3. Mother to Child Transmission: Infants born to mothers infected with Hepatitis B are at risk of acquiring the virus during childbirth. However, the risk can be significantly reduced through proper screening, vaccination, and post-exposure prophylaxis.
4. Occupational Exposure: Healthcare workers and individuals in occupations that involve frequent exposure to blood or body fluids are at risk of acquiring Hepatitis B. Following strict infection control practices and vaccination can help prevent transmission in these settings.

Hepatitis B is often referred to as a “silent infection” because many people infected with the virus do not experience any symptoms. However, when symptoms do occur, they can vary in severity and include:

• Fatigue: Feeling excessively tired or lacking energy is a common symptom of Hepatitis B. It can significantly impact a person’s daily activities and overall well-being.
• Abdominal Pain: Some individuals infected with Hepatitis B may experience abdominal discomfort or pain, especially in the area of the liver.
• Jaundice: Jaundice is a yellowing of the skin and eyes, which occurs when the liver is unable to properly process bilirubin, a yellow pigment produced by the breakdown of red blood cells.
• Loss of Appetite: Hepatitis B can cause a loss of appetite, leading to unintended weight loss and malnutrition. This symptom can further weaken the immune system and delay recovery.
• Nausea and Vomiting: Feeling nauseous and vomiting are common symptoms of Hepatitis B. They can be particularly distressing and interfere with daily activities.
• Joint Pain: Some individuals infected with Hepatitis B may experience joint pain or arthritis-like symptoms, which can affect their mobility and overall quality of life.

It is important to note that these symptoms may not appear immediately after infection and can take several weeks or months to manifest. Additionally, some individuals may remain asymptomatic even if they carry the virus, making regular screenings and vaccinations crucial for early detection and prevention.

The Hepatitis B vaccine is a safe and effective way to protect against the hepatitis B virus. It stimulates the body’s immune system to produce antibodies that can fight off the virus if exposed. The vaccine contains a small part of the virus, called the antigen, which triggers an immune response without causing the disease itself. By getting vaccinated, you can reduce your risk of contracting hepatitis B and its potentially devastating consequences.

•  Currently, we only administer HEPLISAV-B™

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The recommended schedule for the Hepatitis B vaccine varies depending on the age at which vaccination begins and the specific vaccine used. Here is a general guideline for the vaccine schedule:

• Infants: The first dose of the Hepatitis B vaccine is usually administered shortly after birth, preferably within 24 hours. This is known as the birth dose and provides early protection against the virus. Additional doses are given at 1-2 months and 6-18 months of age.

• Children and Adolescents: If the Hepatitis B vaccine was not received during infancy, it can be given at any age. The vaccine is typically administered as a series of 2 or 3 doses, with the second dose given 1-2 months after the first dose, and the third dose, if needed, given 4-6 months after the first dose.

• Adults: For adults who were not vaccinated during childhood, the Hepatitis B vaccine is recommended, particularly for those at high risk of hepatitis B infection. The vaccine is typically administered as a series of 2 doses, with the second dose given 28 days after the first dose.

The Hepatitis B vaccine is recommended for everyone, regardless of age, as it provides long-term protection against the hepatitis B virus. However, there are certain groups of people who are at a higher risk of hepatitis B infection and should prioritize getting vaccinated. These include:

1. Infants: All infants should receive the Hepatitis B vaccine shortly after birth, as they are at risk of infection if the mother is infected.
2. Children and Adolescents: Individuals who were not vaccinated during infancy should receive the Hepatitis B vaccine during childhood or adolescence. This is especially important for those who live in areas with a high prevalence of hepatitis B, have close contacts with infected individuals, or engage in behaviors that increase the risk of infection, such as unprotected sex or drug use.
3. Healthcare Workers: Healthcare workers, including those who provide direct patient care or handle blood or body fluids, are at an increased risk of exposure to the hepatitis B virus and should be vaccinated.
4. Sexually Active Individuals: Those who are sexually active and not in a mutually monogamous relationship are at an increased risk of hepatitis B infection. Vaccination can provide protection against the virus and reduce the risk of transmission.
5. People with Chronic Liver Disease: Individuals with chronic liver disease, such as cirrhosis or hepatitis C, are more susceptible to the complications of hepatitis B infection and should be vaccinated.

It is important to discuss your specific risk factors with a healthcare professional to determine if the Hepatitis B vaccine is recommended for you.

The hepatitis B vaccine provides long-lasting protection. Studies have shown that the vaccine’s protection lasts at least 20 to 30 years, and possibly for life, in most people who complete the full series of shots.

For infants and young children, completing the vaccination series (typically three doses) usually provides lifelong immunity. For adults, the protection period can vary, but booster shots are generally not recommended for those who have completed the primary vaccination series and have a healthy immune system.

Periodic testing for hepatitis B antibodies (anti-HBs) is not typically necessary for most people. However, certain groups, such as healthcare workers or those at high risk of exposure, may undergo periodic testing to ensure immunity. If their antibody levels are found to be low, a booster shot may be recommended.

In summary, the hepatitis B vaccine is highly effective, and its protection generally lasts for several decades, often for life, for those who complete the full vaccination series.

Immunize LA offers low cost Hep B vaccines, covered by most insurances. Please give us call at +1 (323)-937-2590 or schedule an appointment to confirm availability.