Hepatitis B vaccine, Family Medicine FAQ

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Understanding Hepatitis B Transmission Risks and Vaccination Options

Hepatitis B transmission issues? Hello Doctor: I was born in 2005 and previously received the hepatitis B vaccine, but due to my constitution, the antibodies later disappeared. On January 20, 2023, I had a French kiss and unprotected oral sex with a hepatitis B carrier, although ...


Dr. Lin Zhebin Reply:
Hello: 1. Because you have engaged in oral sexual contact, there is still a possibility of contracting Hepatitis B. However, since you have previously received the Hepatitis B vaccine, even though the antibody levels may have decreased to undetectable levels, there may still be s...

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Understanding Hepatitis B Risks After Vaccination and Exposure

Hepatitis B infection issues I was born in 1999 and received three doses of the hepatitis B vaccine when I was younger. However, during a check-up last year, I found that both the hepatitis B surface antigen and antibodies were negative. Therefore, I received an additional dose o...


Dr. Hou Angting Reply:
Hello: Generally speaking, if there are antibodies to hepatitis B in the body, it is unlikely to become infected unless there is significant exposure to the hepatitis B virus. Wishing you good health.

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Concerns About Vaccine Allergies and Timing for Cervical Cancer Vaccine

Could you please provide information regarding whether it is suitable to receive the vaccine? Hello, Doctor: I have a question. When I was in middle school, I received the first dose of the hepatitis B vaccine, and shortly afterward, I was hospitalized for two weeks due to unexpl...


Dr. Liao Yaopan Reply:
The situation described earlier does not allow us to infer whether you have had an allergic reaction or adverse effects to the hepatitis B vaccine, nor can it be extended to determine if you have allergies to other vaccines. Regarding drug injury compensation, please refer to the...

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Can I Get Moderna Vaccine After Hepatitis B Vaccination?

Hepatitis B vaccine Hello, I would like to ask if it is feasible to receive the Moderna vaccine shortly after getting the Hepatitis B vaccine today, or is there a need to wait a few days?


Dr. Ye Qianyu Reply:
Hello! "Currently, there is no data indicating the impact of simultaneous vaccination with other vaccines on immunogenicity and safety. It is recommended to have an interval of at least 7 days between the COVID-19 vaccine and other vaccines. If the interval is less than the ...

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Should Seniors with Health Issues Get the COVID Vaccine?

I would like to inquire about issues related to the COVID-19 vaccine? Hello, Director. My elderly family member is nearly eighty years old. Due to the negative news reported by the media, they previously decided against getting vaccinated. However, after reassessing the situation...


Dr. Xiao Yongxun Reply:
Dear Ms. Mtyofcyc: 1. Patients with hypertension, diabetes, heart disease, liver disease, and other conditions are generally advised to receive the COVID-19 vaccine. This is especially true for males over the age of 65, and those residing in nursing or long-term care facilities ...

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Can You Get HPV Vaccine While Receiving Hepatitis B Shots?

Can the HPV vaccine be administered in the same month as the hepatitis B vaccine? Hello, the health report indicates that there are no antibodies for Hepatitis B. Can I receive the HPV vaccine in the same month as the Hepatitis B vaccination? Will there be any conflicts or effect...


Dr. Ye Qianyu Reply:
Hello! Vaccination can be administered simultaneously (at different sites) or spaced apart at any interval.

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Do I Need a Booster for Hepatitis B Vaccine? Expert Advice

Do I need to receive a booster dose of the hepatitis B vaccine? Hello, Doctor. I was born in 1984. It is unclear whether I received the hepatitis B vaccine at birth. My mother mentioned that my father is a carrier of hepatitis B. Six months ago, my employee health check report in...


Dr. Wu Zongying Reply:
Hello: At the time of your birth, it is likely that the hepatitis B vaccine was not administered. You mentioned that your current hepatitis B surface antigen and antibody tests are negative. If the core antibody test is also negative, it is recommended to consider receiving the h...

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Understanding Hepatitis B Vaccination and Infection Risks in Daily Life

Vaccine issues Dear Doctor, I received the hepatitis B vaccine as a child, but my health check reports as an adult have consistently shown no hepatitis B antibodies. Over four years ago, during a premarital health examination, I was tested and found to have no hepatitis B antib...


Dr. Wu Zongying Reply:
Hello: The hepatitis B vaccine generates higher and more durable antibody levels when administered in three doses, so it is recommended that you receive all three doses. You mentioned concerns about the possibility of infection from contact with a patient’s blood via an alcohol s...

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Should College Students Get a Hepatitis B Vaccine Boost or Complete the Series?

Hepatitis B vaccine Hello Doctor, I am a college freshman. During the freshman health check-up, I was advised to consult about receiving the Hepatitis B vaccine. After consulting with a family medicine doctor at school, the doctor presented two options: (1) pay out of pocket fo...


Dr. Xiao Yongxun Reply:
Dear Mr. Hank: 1. In our country, since 1985, infants and young children have been comprehensively vaccinated against Hepatitis B. Therefore, given your age, you should have received the complete series of Hepatitis B vaccinations; you can verify this by checking the vaccination...

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Can Hepatitis B Vaccine Prevent Hepatitis C Transmission?

Receiving the hepatitis B vaccine does not prevent hepatitis C infection. The hepatitis B vaccine specifically protects against the hepatitis B virus, while hepatitis C is caused by a different virus. Therefore, vaccination against hepatitis B does not provide immunity against he...


Dr. Liao Yaopan Reply:
If there are no open wounds, the risk of contact transmission should be low; however, it is still important to ensure adequate protection. Changhua Hospital cares about you.

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Can You Get Hepatitis B and Flu Vaccines Together?

Hepatitis B vaccine and influenza vaccine? Can I receive the hepatitis B vaccine and the influenza vaccine at the same time, or is there a recommended interval between them? Which vaccine do you think should be administered first, the hepatitis B vaccine or the influenza vaccine?...


Dr. Wu Fangcan Reply:
According to your statement: If you received the hepatitis B vaccine in childhood but did not produce antibodies, or if antibodies were produced but their titers have declined to undetectable levels, it is recommended to administer one dose of the hepatitis B vaccine first, and t...

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Understanding Your Hepatitis B and C Test Results: What They Mean for You

Hepatitis B and Hepatitis C? Hello, doctor. I would like to ask about my recent blood test results for hepatitis B and C. The results are as follows: HBsAg (Hepatitis B Surface Antigen) - Negative (0.790), HBsAb (Hepatitis B Surface Antibody) - Positive (132.3), and HCV-Ab (Hepat...


Dr. Chen Bozhang Reply:
Hello, In response to your question, your blood test results indicate that you are not a carrier of Hepatitis B (a carrier is defined as someone who tests positive for Hepatitis B surface antigen) and that you have developed antibodies (positive for Hepatitis B surface antibodi...

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Understanding Hepatitis B Vaccination: Dosage, Timing, and Antibody Levels

Hepatitis B vaccination administration Recently, I had a self-paid blood test for hepatitis B antibody levels, and the report indicated that a level of 10 or above is required to have antibodies. My level is only 9, so I would like to know if I need to receive the vaccine. Do cur...


Dr. Chen Bozhang Reply:
Hello: The protective effect of the hepatitis B vaccine does indeed diminish over time. In the case of newborns who receive three doses of the vaccine, some children may test negative for hepatitis B surface antibodies around the age of ten and will require a booster shot. If you...

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Which Department to Visit for Hepatitis B Vaccination?

Hepatitis B vaccine Which department should I visit to receive the hepatitis B vaccine?


Dr. Chen Bozhang Reply:
Hello, in response to your question: You can make an appointment for the Family Medicine outpatient clinic. Thank you!

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Understanding G6PD Deficiency and Its Relation to Hemoglobin Levels

Please provide the content you would like me to translate? Hello, Doctor: 1. I went to the hospital today to check my lab report, and the G6PD QUANTITATIVE test result is 1.4 (R), indicating that I have G6PD deficiency. I would like to ask if there is a correlation between G6PD...


Dr. Liao Yaopan Reply:
1. Favism should not have a direct relationship with military service obligations. 2. "For individuals without antibodies, receiving an additional dose should generally lead to antibody production" --> There is no guarantee of 100%.

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Understanding Genetic Risks and Hepatitis B Vaccination for Families

Please ask your question? Hello: 1. If the mother does not have favism (G6PD deficiency), is the probability of her male child having it very low? 2. If the test shows no hepatitis B antibodies, should the hepatitis B vaccine be administered? Is the vaccination out-of-pocket?


Dr. Liao Yaopan Reply:
Hello, 1. Favism, medically known as "Glucose-6-phosphate dehydrogenase (G6PD) deficiency," is a common X-linked hereditary metabolic disorder. Males who carry this gene on their X chromosome will exhibit the condition. However, females may carry this gene and show no...

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Understanding G6PD Deficiency and Hepatitis B Vaccination: Your Questions Answered

Please provide the content you would like me to translate into English? Hello Doctor: I have G6PD deficiency, but it seems my father does not have it. Previously, my mother had a blood test, and it was found that she also does not have G6PD deficiency. I later went to a family me...


Dr. Liao Yaopan Reply:
1. The test for G6PD deficiency measures the level of the enzyme "G6PD," which is different from hemoglobin. Additionally, this condition is X-linked recessive, meaning that the mother can be an asymptomatic carrier of the gene. 2. The hepatitis B vaccine is administe...

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Understanding Hepatitis B Vaccination: Do You Really Need Three Doses?

Hepatitis B vaccine issues Hello Doctor, my health check report from five months ago indicated that I do not have antibodies for Hepatitis B. I received a vaccination three months ago, but I haven't gone back since. I later heard from a friend that it seems like three doses ...


Dr. Lai Junlong Reply:
Hello: 1. If a person was fully vaccinated against hepatitis B in childhood and had a positive antibody response, but later shows no antibody response, only one booster dose is needed. 2. If a person did not receive a complete series of three doses of the vaccine in childhood, or...

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Should I See a Doctor? Navigating Multiple Health Concerns

Should I seek medical attention? Which specialty should I consult? Hello, Doctor: I have some questions I would like to consult you about. 1. Menstrual irregularities. My symptoms include periods that last over a week each time. The longest has been two to three months, with va...


Dr. Cai Mengru Reply:
Dear Ms. Hsing, Your concerns can generally be categorized into several areas: 1. Menstrual Issues: It is advisable to consult a gynecologist to rule out any structural problems (such as tumors or endometriosis). Additionally, your dizziness and shortness of breath may be relat...

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Understanding Hepatitis B Vaccination and Abdominal Ultrasound: Your Questions Answered

Hepatitis B and abdominal ultrasound? Hello, doctor: I received the first dose of the hepatitis B vaccine two years ago, but I did not receive the subsequent two doses. Does being able to receive the vaccine indicate that my hepatitis B surface antigen (HBsAg) is negative (meanin...


Dr. Chen Mengkan Reply:
Hello: "The blood donation center informed me that I am HBsAg positive," which indicates that I may be a carrier. For your reference: HBsAg positive means being a carrier of hepatitis B, suggesting that it can potentially be transmitted to others through blood or bodily...

[Read More] Understanding Hepatitis B Vaccination and Abdominal Ultrasound: Your Questions Answered


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