Vaccination, Pediatrics FAQ

Concerns About BCG Vaccine and Child's Accidental Tea Sip

BCG vaccine and drinking beverages? Hello Dr. Zhong, I apologize for bothering you, but I would like to ask a few questions. My child is over six months old, and during the last visit for the BCG vaccine, the nurse mentioned that because my child moved, some additional vaccine w...

Dr. Zhong Ruixian Reply:
1. The BCG vaccine is only 0.1 cc, and if it accidentally leaks out, it may result in an insufficient dosage. Re-administering it will leave an additional scar on the skin (unless it is given at the original site). 2. As long as the vaccination site is properly disinfected, takin...

Understanding Pediatric Health: When to Worry About Symptoms Before Vaccination

Child Hygiene Issues 2 Thank you, doctor, for your detailed response. How many days of observation are necessary before I can feel at ease? I am about to administer the varicella vaccine for my one-year-old, but I am concerned that if he develops a fever after the vaccination, I ...

Dr. Xiao Kaiwen Reply:
The incubation period for various pathogens varies, but I believe that observing the incubation period for most infections for one to two weeks should be sufficient. If oral ulcers increase or are accompanied by fever, there may be a possibility of a viral infection, such as ente...

Addressing Concerns About Baby Tummy Sleeping: A Guide for Caregivers

Infant tummy sleeping My mother-in-law insists on letting my daughter sleep on her stomach, even though the doctor advised against it when she received her vaccinations. She continues to do so at home and even leaves the baby alone in the room while she goes to the living room to...

Dr. Zhong Ruixian Reply:
Dear Parent, I apologize for the late response. I wonder if your mother-in-law truly understands the significant correlation between prone sleeping and sudden infant death syndrome (SIDS) as shown in many studies. If she can fully grasp this research fact, it should change her ...

Can Baby's Hepatitis B Vaccine Be Delayed Until December?

The baby's hepatitis B vaccine has been postponed? Hello, my baby received the second dose of the hepatitis B vaccine on February 24. The third dose of the hepatitis B vaccine and the third dose of the pentavalent vaccine are scheduled for July 24. However, I will be taking ...

Dr. Xiao Kaiwen Reply:
Delaying the administration of these two vaccines does not require restarting the vaccination series; simply completing the required doses is sufficient. However, postponing the vaccination does entail the risk of insufficient immunity and potential infection.

Fever After Vaccination: What Parents Should Know About Infant Reactions

Fever reaching 39 degrees Celsius after vaccination? Hello, doctor! My baby is two months old. He received the 13-valent pneumococcal vaccine and the pentavalent vaccine the morning before yesterday, and he started having a fever last night, with a maximum temperature of 39 degre...

Dr. Xiao Kaiwen Reply:
If fever occurs after administering the pentavalent vaccine and the 13-valent pneumococcal vaccine, it typically happens within 24 hours of vaccination and usually does not last more than 24 hours. Therefore, your child may have another illness causing the fever, and it is recomm...

Vaccination Schedule for Newborns: Delayed First Dose Concerns

Newborn Vaccines Hello Doctor, my baby is scheduled to receive the first dose of the 13-valent pneumococcal conjugate vaccine and the pentavalent vaccine on February 24, 2016. However, our whole family is abroad and we plan to return to Taiwan in early April. By then, my baby wil...

Dr. Xiao Kaiwen Reply:
It is acceptable to delay vaccination; however, one must bear the risk of infection before receiving the vaccine. The interval between the first and second doses of the pentavalent vaccine is at least four weeks, while the interval between the first and second doses of the 13-val...

Missed Two-Month Vaccination: What Parents Need to Know

Two-month vaccination has not been administered? Doctor: Hello! May I ask you: My baby is currently over two months old, but he is being treated in the intensive care unit for a urinary tract infection. He hasn't received his two-month vaccinations yet; does this matter? Whe...

Dr. Xiao Kaiwen Reply:
It is not advisable to receive vaccinations during a more severe acute infection, so vaccinations should be administered only after the infection has been fully treated and the treatment course is complete. Delaying vaccinations is acceptable, and they can be caught up later.

Understanding Nighttime and Morning Cough in Young Children

Coughing at midnight / Coughing in the morning Hello Doctor, my child is one year and one month old. On December 18 of last year, he contracted enterovirus and was recovering when he returned for a follow-up visit, where he had a cough and runny nose. The doctor prescribed medica...

Dr. Xiao Kaiwen Reply:
If a sore throat is so severe that one cannot even drink water, it is likely that eating food would also be painful. The most common causes of persistent coughing in young children are respiratory allergies, post-nasal drip, and gastroesophageal reflux, while less common causes i...

Can I Breastfeed with Hepatitis B? Understanding Risks and Immunity

Can a mother with hepatitis B breastfeed? Hello doctor, my son is currently 2 years and 2 months old. Since I have hepatitis B, he received the hepatitis B immunoglobulin at birth and also received the hepatitis B vaccine. He was breastfed until about one year old, and now that h...

Dr. Xiao Kaiwen Reply:
Mothers with hepatitis B can still breastfeed, as breastfeeding does not transmit hepatitis B. Newborns should receive hepatitis B immunoglobulin within 24 hours to prevent vertical transmission from the mother, but this does not guarantee that they will have antibodies in the fu...

Should You Delay Vaccination After Your Baby Hits Their Head?

The baby bumped the back of their head? Doctor, my baby fell while walking and hit the back of his head. He cried a lot but is now active and everything seems normal. He is scheduled to receive the second dose of the Japanese encephalitis vaccine in two days. Should we postpone t...

Dr. Xiao Kaiwen Reply:
If there are no immediate discomfort symptoms, observation can be done first. Pay attention to any signs of excessive crying or irritability that cannot be soothed, persistent significant vomiting, lethargy with altered consciousness, weakness or paralysis in limbs, or even seizu...

Should Your 6-Month-Old Get the Pneumococcal Vaccine?

Pneumococcal vaccine for infants aged 6 months? Hello Doctor: My child is almost 6 months old. During a visit to the clinic for vaccinations, I was offered the option to pay for the third dose of the pneumococcal vaccine for 6-month-olds. I would like to know if it is necessary t...

Dr. Xiao Kaiwen Reply:
From a governmental perspective on vaccine economic analysis, the benefits of administering an additional dose of the primary series (at six months of age) do not justify the costs, as increasing the overall vaccination rate can lead to herd immunity effects that reduce the preva...

How Long Should You Wait to Vaccinate Your Child Again?

How long should one wait after vaccination? Hello Dr. Hsiao, I would like to ask about vaccination issues: My child is over six months old. If they receive the Hepatitis B vaccine and the DTaP-Hib-IPV combination vaccine today (Monday), can they receive the influenza vaccine on W...

Dr. Xiao Kaiwen Reply:
The flu vaccine can be administered simultaneously with other vaccines at different sites, or they can be spaced apart by any amount of time. Therefore, your baby can receive the flu vaccine on Wednesday.

Can Hepatitis B Vaccine and Immunoglobulin Be Administered Together?

Issues Related to Hepatitis B Vaccination Hello, doctor: Can hepatitis B immunoglobulin and the hepatitis B vaccine be administered simultaneously? Or how long should they be spaced apart before administration?

Dr. Xiao Kaiwen Reply:
Whether administering the hepatitis B vaccine simultaneously or using hepatitis B immune globulin (human) before or after vaccination, there is no interference with the active immune response to the hepatitis B vaccine. Therefore, hepatitis B immune globulin and the hepatitis B v...

Understanding Elevated Body Temperature in Young Children: When to Worry?

Elevated body temperature? Hello, my child is currently one year and five months old. Two days ago, they had a fever of 38.5°C. After seeing the doctor, we were told that their throat was slightly red, but their appetite and energy levels were normal. They did not take any medica...

Dr. Pei Rensheng Reply:
Dear Xiao Li, Hello, a body temperature below 37.8°C is not considered a fever. If it exceeds 37.8°C, the most common cause is infection, while other causes may include inflammatory diseases, autoimmune diseases, tumors or other malignancies, medications, or vaccination reaction...

Is It Safe for My Baby to Receive Extra Hepatitis B Vaccines in the US?

The baby received an extra dose of the hepatitis B vaccine in the United States? Hello, doctor! Due to work reasons, I brought my 3-month-old baby to the United States, where we will stay for a year. When he was 4 months old, I took him to the hospital for vaccinations. According...

Dr. Zhong Ruixian Reply:
Hello: 1. Receiving an additional dose of the hepatitis B vaccine will not be harmful to the body; since the immune system of infants is not fully developed, it is recommended that you still get the vaccination at 6 months of age! Wishing you good health!

Understanding Medication Overdose Risks in Infants: A Parent's Guide

Drug overdose Hello Dr. Hsiao, I would like to ask you a question. My baby is currently two months old and was born prematurely at 35 weeks. Last Wednesday (the 21st), during a check-up, I mentioned to the doctor that he seemed to have a cold. The doctor prescribed Ciprofloxacin...

Dr. Xiao Kaiwen Reply:
The dosage of Shipilimin for infants has not been clearly established. Hoarseness is unlikely to be related to the potency of the medication. A consultation with a pediatric specialist at a medical center can be arranged for further evaluation.

Can Children with Egg Allergy Receive the Flu Vaccine Safely?

Can individuals with a protein allergy receive the flu vaccine? The child is 9 years old and had an allergy test at the age of 5, which indicated a moderate allergy to egg protein. As a result, the parents have been hesitant to have him receive the influenza vaccine. However, he ...

Dr. Xiao Kaiwen Reply:
The allergy-specific IgE antibody test for eggs, commonly referred to as an allergen test, does not necessarily reflect actual allergic reactions. Individuals with a positive egg allergy-specific IgE antibody test who do not experience allergic reactions upon consuming eggs can s...

Preventing Eosinophilic Colitis in Newborns: Key Insights for Parents

Neonatal eosinophilic enteritis? The infant was exclusively breastfed after birth and received vaccinations for BCG, as well as the first and second doses of the hepatitis B vaccine. On day 38, blood in the stool was discovered at home, and she was taken to the emergency departme...

Dr. Xiao Kaiwen Reply:
Eosinophilic enterocolitis in neonates is quite rare, and the exact pathogenic mechanism of eosinophilic gastroenteritis remains unclear. It may be triggered by exposure to allergens in food (such as a very small number of infants with cow's milk protein allergy), leading to...

Can My 1-Year-Old Switch to 13-Valent Pneumonia Vaccine?

13-valent pneumococcal vaccine Hello doctor, my sister is currently one year old. Before she turned one, due to spitting up, the doctor recommended the 10-valent vaccine. She has completed 4 doses and only has one dose left. Can I give her the 13-valent vaccine for the last dose,...

Dr. Xiao Kaiwen Reply:
1. Lymphoid tissue will gradually enlarge steadily until puberty, after which it will naturally decrease and disappear. The absence of inflammation (redness, swelling, heat, pain) and malignancy (hardening, irregular borders, fixation, continuous enlargement) is considered normal...

Understanding Growth Curves: When to Worry About Your Baby's Head Circumference

Growth curve Hello Doctor: My baby was born in March. During the vaccination in April, the head circumference percentile was about 50%. In May, it was between the 50th and 25th percentiles. On July 16, during the vaccination, the head circumference percentile was between the 15th...

Dr. Xiao Kaiwen Reply:
The size of the head circumference is generally related to brain development. Therefore, if there are no associated developmental delays or abnormal increases in height and weight, or if they are not becoming increasingly extreme, there is usually no cause for concern. If there a...

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