Manufacturer: Janssen Pharmaceuticals Companies of Johnson & Johnson
Type of Vaccine: Viral Vector
Number of Shots: 1 shot
Booster Shot: At least 2 months after receiving your vaccine. You can get any of the COVID-19 vaccines authorized in the United States for your booster shot. People who developed thrombosis with thrombocytopenia syndrome after their initial Janssen vaccine should not receive a Janssen booster dose.
How Given: Shot in the muscle of the upper arm
Does NOT Contain: Eggs, preservatives, latex, metals
See Full List of Ingredients Below
- The J&J/Janssen COVID-19 Vaccine is recommended for people 18 years and older.
- Learn more about how CDC is making COVID-19 vaccine recommendations
- If you have had a severe allergic reaction (anaphylaxis) or an immediate allergic reaction, even if it was not severe, to any ingredientexternal icon in the J&J/Janssen COVID-19 Vaccine (such as polysorbate), you should not get the J&J/Janssen COVID-19 Vaccine.
- A severe allergic reaction is one that needs to be treated with epinephrine or EpiPen or with medical care. Learn about common side effects of COVID-19 vaccines and when to call a doctor.
- An immediate allergic reaction means a reaction within 4 hours of exposure, including symptoms such as hives, swelling, or wheezing (respiratory distress).
If you aren’t able to get the J&J/Janssen COVID-19 Vaccine, you may still be able to get a different type of COVID-19 vaccine. Get more information for people with allergies.
- 2-dose series for initial vaccination
- mRNA vaccine
- Available under emergency use authorization (EUA) for ages 18+
Learn more about boosters and additional doses below. If you’re eligible for an additional dose, it’s recommended you receive the same manufacturer as your primary series. For booster doses, the CDC allows eligible people to choose which COVID-19 vaccine they receive.