For these people, the vaccine may pose significant risks and even be life-threatening.
This article will explain who should not get a flu shot.
Verywell / Theresa Chiechi
Who Should Not Get a Flu Shot?

Verywell / Theresa Chiechi
Postponing your vaccination may be advised.
People on immunosuppressants can instead get flu shots that are made withinactivated (dead) viruses.
Should I Get a Flu Shot If I Have a Medical Condition?
Flu Vaccine Effectiveness
The annual flu vaccine’s effectiveness varies from flu season to flu season.
Those who work in big-group options (schools, daycare centers, nursing homes, hospitals, etc.)
should also be sure to get vaccinated against the flu.
Summary
Getting a yearly flu vaccine is the best way to protect yourself from influenza.
That said, there are some people who should not get a flu shot.
The flu vaccine is very safe for pregnant people and is recommended in most cases.
If you are not sure if you should get a flu shot while pregnant, talk to your provider.
U.S. Centers for Disease Control and Prevention.Who needs a flu vaccine.
U.S. Centers for Disease Control and Prevention.Guillain-Barre syndrome and flu vaccine.
U.S. Centers for Disease Control and Prevention.Key facts about seasonal flu vaccine.
Centers for Disease Control and Prevention.Live attenuated influenza vaccine [LAIV] (the nasal spray flu vaccine).
Centers for Disease Control and Prevention.People 65 Years and Older and Influenza.
Centers for Disease Control and Prevention.Children and Influenza (Flu).
Centers for Disease Control and Prevention.Flu and People With Asthma.
Centers for Disease Control and Prevention.Flu and Heart Disease and Stroke.
Centers for Disease Control and Prevention.Pregnant Women and Influenza.
Centers for Disease Control and Prevention.Cancer and Flu.
Centers for Disease Control and Prevention (CDC).CDC Seasonal Flu Vaccine Effectiveness Studies.
2016;95(11):e3046.