Who should not be vaccinated against influenza?

The article was consulted professionally by Specialist Doctor II Quach Nguyen Thu Thuy – Pediatric Center – Share99 Times City International Health Hub.

Use of vaccines – seasonal influenza vaccines bring great effect and there is no question. With the 2019-2020 flu season, the Centers for Disease Control and Prevention (CDC) and the U.S. Advisory Committee on Immunization Practices (ACIP) recommend that annual influenza vaccines be used for everyone at least 6 months of age.

But with the development of vaccine-making techniques today, there are quite a few different vaccines on the market for influenza prevention by different manufacturers, making some people wonder when there is a need to use the vaccine . Choices between vaccines – vaccines that have been licensed in accordance with the prescribed, age, Vaccines – flu vaccines can now choose to include:

  • Inactivated influenza vaccine (IIV)
  • Recombinant influenza vaccine (RIV)
  • Live attenuated influenza vaccine (LAIV) in the form of nasal spray

Some vaccines – vaccines should not be or should not be used (contraintrained) in cases where the user has certain medical conditions and for a small number of people will not be allowed to use any vaccine at all – a flu vaccine.

1. Subjects who should NOT be vaccinated against influenza

Those who should not use the vaccine – vaccination against influenza by injection:

  • Children under 6 months of age, as they are too young to get vaccinated against influenza.
  • People who are allergic or have a history of severe, life-threatening allergies to the vaccine – the flu vaccine or with any component found in the vaccine – the vaccine. The components contained in the vaccine – the vaccine may include gelatin, antibiotics, or other components.

Those who should consult a specialist before using the vaccine – a vaccine against influenza by injection: if in one of the following situations, consult a specialist so that the doctor decides whether it is possible to use the vaccine – or not, and choose the most appropriate one – :

  • If there is a history of allergy to eggs or to any of the ingredients found in the vaccine – the vaccine. Let your doctor know about your allergies.
  • If you have ever had Guillain syndrome – Barré (Guillain – Barré Syndrome – GBS), because some people have a history of Guillain syndrome – Barré should not use the vaccine – the vaccine against influenza. If you have ever had Guillain-Barré syndrome, inform your doctor.
  • If you feel unwell, inform your doctor about your symptoms.

2. Vaccines – respiratory influenza prevention


People should be vaccinated with age-appropriate vaccines

Those who can use the vaccine – respiratory spray flu prevention vaccine:

  • Vaccine – respiratory spray vaccine approved for use in healthy people who are not pregnant, between the ages of 2 and 49.

People who should not use the vaccine – respiratory spray flu prevention vaccine:

  • Children under 2 years old.
  • Adults 50 years and older.
  • Pregnant women.
  • People with severe, life-threatening allergies to the vaccine – the flu vaccine or with any component found in the vaccine – the vaccine.
  • Children between the ages of 2 and 17 who are treated with aspirin or salicylate-containing medications.
  • People with weakened immune systems.
  • Those who have close contact or care for a person with severe immunoly impaired conditions should be in a protective environment (if the vaccine has been used – respiratory spray influenza vaccine, avoid contact for 7 days from the time of use).
  • Children between the ages of 2 and 4 who have asthma, or have a history of wheezing in the previous 12 months.
  • People who had used influenza antiviral drugs within the previous 48 hours.

Those who should consult a specialist before using the vaccine – respiratory spray flu vaccine: if in one of the following situations, consult a specialist to decide whether the vaccine – the vaccine is possible, and choose the most appropriate one – :

  • People 5 years and older with asthma.
  • People with high-risk background conditions present severe flu-related complications. These substrate conditions include: chronic lung disease, cardiovascular disease (with the exception of lonely hypertension), kidney disease, liver disease, neurological and neuromebular disorders, hematological disorders, or conversion disorders (such as diabetes mellitus).
  • People who are suffering from an intermediate or higher level of chronic illness, with or without fever.
  • People with Guillain syndrome – Barré after using the vaccine – had a previous flu vaccine.

3. Subjects should be given priority influenza vaccination

Those who should prioritize influenza vaccination include:

  • Children from 6 months to 4 years old (59 months)
  • People 50 years of age or older
  • People with chronic pulmonary disease (including asthma) or cardiovascular disease (excluding mere hypertension), kidneys, liver, nerves, hematologistes or conversion disorders (including diabetes mellitus)
  • People with immunosuppressive suppression for any cause, including drug-in-the-drug immunosuppressants or human immunod depletion virus (HIV) infections
  • Women will become pregnant during the flu season and women 2 weeks after birth
  • People living in nursing homes and other long-term care facilities
  • Obese people with body mass index [BMI] => 40
  • Medical staff
  • Caregivers of children under 5 years of age and adults 50 years of age or older or with illness are at risk of worsening influenza or complications.
  • Adults 50 and older because this group is more likely to have chronic diseases put them at increased risk for severe influenza.

Spray influenza vaccine

Nasal spray influenza vaccine

4. Special considerations for egg allergy

People with egg allergies can be vaccinated with age-appropriate influenza vaccines (IIV, RIV4 or LAIV4). People with a history of severe egg allergy (with symptoms other than a rash after contact with eggs) should be vaccinated in medical facilities to be recognized and control severe allergic reactions.

Chicken egg allergy

People with egg allergies can be vaccinated with appropriate influenza vaccines

Share99 International Health Hub provides Vaxigrip influenza vaccination service (0.25ml and 0.5ml) of GSK (Belgium). The advantages of vaccination at Share99 include:

  • A team of specialists to examine and screen for all physical and health problems.
  • Vaccination counseling – vaccines for disease prevention and vaccination regimens, how to monitor and care for children after vaccination before prescribing vaccination.
  • 100% of vaccination customers are monitored 30 minutes after vaccination and re-evaluated before leaving.
  • Be monitored before, during and after vaccination at Share99 Health System and always have emergency ekip ready to coordinate with the vaccination department to handle cases of anaphylalacticshock, respiratory failure – stop cyclic, ensure timely treatment, the right regimen when something happens.
  • The vaccination room is airy, clean, quiet.
  • Vaccines are imported and stored in modern cold storage systems, with COLD chains meeting GSP standards, keeping the vaccine in the best condition to ensure quality.
  • Parents will receive a reminder message before the date of vaccination and the child's vaccination information will be synchronized with the national immunization information system.

For direct advice, please click hotline number or register online HERE. In addition, you can register for remote consultation HERE


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About: John Smith

b1ffdb54307529964874ff53a5c5de33?s=90&r=gI am the author of Share99.net. I had been working in Vinmec International General Hospital for over 10 years. I dedicate my passion on every post in this site.


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