Can your vaccine cause people to develop COVID-19?
The Pfizer-BioNTech COVID-19 Vaccine does not contain the virus and cannot give you COVID-19.
What are the risks of the Pfizer-BioNTech COVID-19 Vaccine?
There is a remote chance that the Pfizer-BioNTech COVID-19 Vaccine could cause a severe allergic reaction.
A severe allergic reaction would usually occur within a few minutes to one hour after getting a dose of the Pfizer-BioNTech COVID-19 Vaccine. For this reason, your vaccination provider may ask you to stay at the place where you received your vaccine for monitoring after vaccination
Signs of a severe allergic reaction can include difficulty breathing, swelling of your face and throat, a fast heartbeat, a bad rash all over your body, dizziness, and weakness
Side effects that have been reported with the Pfizer-BioNTech COVID-19 Vaccine include:
severe allergic reactions; non-severe allergic reactions such as rash, itching, hives, or swelling of the face; injection site pain; tiredness; headache; muscle pain; chills; joint pain; fever; injection site swelling; injection site redness; nausea; feeling unwell; swollen lymph nodes (lymphadenopathy); diarrhea; vomiting; arm pain
These may not be all the possible side effects of the Pfizer-BioNTech COVID-19 Vaccine. Serious and unexpected side effects may occur. Pfizer-BioNTech COVID-19 Vaccine is still being studied in clinical trials.
What should I do about side effects?
If you experience a severe allergic reaction, call 9‑1‑1, or go to the nearest hospital.
Call the vaccination provider or your healthcare provider if you have any side effects that bother you or do not go away.
Report vaccine side effects to FDA/CDC Vaccine Adverse Event Reporting System (VAERS). The VAERS toll-free number is 1-800-822-7967 or report online to https://vaers.hhs.gov/reportevent.html. Please include “Pfizer-BioNTech COVID-19 Vaccine EUA” in the first line of box #18 of the report form.
In addition, you can report side effects to Pfizer Inc. at the contact information provided below.
Fax number: 1-866-635-8337
Telephone number: 1-800-438-1985
Who should not get the Pfizer-BioNTech COVID-19 Vaccine?
You should not get the Pfizer-BioNTech COVID-19 Vaccine if you:
What are the ingredients in the Pfizer-BioNTech COVID-19 Vaccine?
The ingredients are mRNA, lipids ((4-
hydroxybutyl)azanediyl)bis(hexane-6,1-diyl)bis(2-hexyldecanoate), 2 [(polyethylene glycol)-2000]-N,N-ditetradecylacetamide, 1,2-Distearoyl-sn-glycero-3-phosphocholine, and
cholesterol), potassium chloride, monobasic potassium phosphate, sodium chloride, dibasic
sodium phosphate dihydrate, and sucrose.
Is there preservative in the vaccine?
No, the vaccine does not contain preservative.
Are the components of the vaccine vial made with latex?
The vial stoppers are not made with natural rubber latex.
Where is the vaccine being manufactured?
Multiple Pfizer Manufacturing Locations (Kalamazoo, MI & Puurs, Belgium).
Who/What is BioNTech?
BioNTech is a global immunotherapy company pioneering novel therapies for cancer and
How did Pfizer ensure diversity in conducting the vaccine clinical trial?
We are committed to ensuring that underrepresented populations participate in all our studies by sharing with our investigative sites the importance of recruiting people who fully represent the racial and ethnic diversity of their communities. Approximately 42% of global participants and 30% of US participants in the Pfizer-BioNTech COVID-19
Vaccine study have racially and ethnically diverse backgrounds.
Where can I learn more?
For more information about COVID-19 vaccination, please visit the CDC
or the FDA