Booster Shot: What to Expect

Booster shot

Data from the CDC shows that over 3 million have already received a booster shot. More, this article tells you how to prepare and what to expect.

Vaccines are key to ending the pandemic. Moreover, they are both safe and effective.

This summer, saw a surge of the delta variant. And by early August surpassed 90% of new cases. Thus, the booster is key for some.

On September 22, the FDA amended the emergency use authorization for the Pfizer-BioNTech booster which a single dose. And it can only be administered at least six months after completion of the primary series.

However, the authorization for boosters is currently limited to specific populations. They are:

  • For individuals 65 years of age and older;
  • Also individuals 18 through 64 years of age at high risk of severe COVID-19; and 
  • More, individuals 18 through 64 years of age whose frequent institutional or occupational exposure to the virus and puts them at high risk of serious complications.

What to Expect


study just published by the CDC finds that those that receive the booster shot experience similar side effects as those produced by the second shot. Thus, if you will receive the booster, here is a checklist that shows you what to expect and how to prepare.

Preparation before the Booster


Here are the steps to follow:

Vaccination card. Make sure to BRING your vaccination card with you. Also, make sure the clinic updates it.

If you get sick. If you become sick, reschedule your appointment.

Expect side effects. Many report experiencing side effects similar to those produced by the second dose. And this is normal.  But expect it. 

Drink extra fluids. And also avoid dehydrating beverages such as soda, coffee and alcohol.

Booster Post-Care


Drink extra fluids.  Continue this step. 

Expect side effects. Many experience slight side effects. This is normal. The most common is exhaustion and may last a few days. 

If you experience shortness of breath or a strong reaction, seek immediate medical attention.