Respiratory Pathology

Can you Develop Flu Like Symptoms After a Flu Shot?

[et_pb_section fb_built=”1″ _builder_version=”3.19.5″][et_pb_row _builder_version=”3.19.5″][et_pb_column type=”4_4″ _builder_version=”3.19.5″ parallax=”off” parallax_method=”on”][et_pb_text _builder_version=”3.19.5″]

Short answer is yes.

Here are some of the the reasons.


  1. Flu virus vaccine is not 100% effective. It usually is about 60% effective.
  2. Immune system usually takes about two weeks to start defending. Exposure to virus during this phase can make you sick.
  3. Vaccine tends to work less well in elderly due to less efficient immune system.
  4. One could exposed to a strain that is not covered by the vaccine.
  5. A person can get exposed to other viruses that can cause flu like symptoms e.g. Adenovirus, Parainfluenza, Respiratory Syncytial Virus.


By Drbeen

Improving clear concept at a time!

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.