Is the Johnson and Johnson COVID-19 vaccine a viral vector vaccine?

The Johnson & Johnson/Janssen COVID-19 is the only viral vector vaccine currently available in the U.S. under emergency use authorization by FDA. This vaccine uses a human adenovirus, Ad26, as the viral vector, and encodes for a stabilized variant of the SARS-CoV-2 spike protein.
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Does the COVID-19 vaccine have a live virus?


None of the vaccines authorized for use in the U.S. contain a live virus. mRNA and viral vector vaccines are the two types of currently authorized COVID-19 vaccines available.

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How does the Johnson and Johnson COVID-19 vaccine work?


The J&J/Janssen COVID-19 vaccine also contains a piece of a modified virus that is not the virus that causes COVID-19. This modified virus is called the vector virus. The vector virus cannot reproduce itself, so it is harmless. This vector virus gives instructions to cells in the body to create an immune response.

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What are the ingredients in the Janssen COVID-19 vaccine?

The Janssen COVID-19 Vaccine includes the following ingredients: recombinant, replication-incompetent adenovirus type 26 expressing the SARS-CoV-2 spike protein, citric acid monohydrate, trisodium citrate dihydrate, ethanol, 2-hydroxypropyl-β-cyclodextrin (HBCD), polysorbate-80, sodium chloride.
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Is there a live virus in the mRNA COVID-19 vaccines?

The mRNA vaccines do not contain any live virus. Instead, they work by teaching our cells to make a harmless piece of a “spike protein,” which is found on the surface of the virus that causes COVID-19. After making the protein piece, cells display it on their surface.
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New Study: Moderna VS. Pfizer Vs. Novavax vs. Johnson



What are the severe allergic reactions to COVID-19 mRNA vaccines?


“Overall, severe allergic reactions to COVID-19 mRNA vaccines, including life-threatening anaphylaxis reactions such as low blood pressure and difficulty breathing, are rare, on the order of five cases per million vaccine doses administered,” noted Dr. Guerrerio.

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Can you get the COVID-19 vaccine if you have an allergic reaction?


If you have had an immediate allergic reaction (a reaction that started within 4 hours) to any vaccine other than a COVID-19 vaccine or any injectable therapy, you may still be able to get a COVID-19 vaccine. However, your doctor may refer you to an allergy and immunology specialist for additional care or advice.

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Are egg products used in COVID-19 vaccines?

The COVID-19 vaccines currently authorized by the FDA are not manufactured using egg products or egg culture. See COVID-19 vaccines for more information.
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What are the some of the common side effects of the Janssen COVID-19 vaccine?

Pain, redness, or swelling where the injection was given; headache; muscle or joint pain; fever of 100.4°F (38°C) or higher; chills; upset stomach, throwing up, or diarrhea; swollen or tender glands; or feeling tired or unwell. Most side effects have been mild.

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Are there any life threatening side effects from the J&J COVID-19 vaccine?


The Janssen/Johnson & Johnson COVID-19 vaccine can cause thrombosis with thrombocytopenia syndrome. This is a blood-clotting problem that can be life-threatening. As a result, the FDA is restricting use of the Janssen/Johnson & Johnson vaccine to certain people age 18 and older.

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Does the Single-shot Janssen/Johnson & Johnson COVID-19 vaccine produce a strong immune response?

•The immune response to the single-shot Janssen/Johnson & Johnson COVID-19 vaccine remained robust against variants of SARS-CoV-2.
•Although the vaccine produced fewer neutralizing antibodies against the variants than the original virus, the overall immune response suggests strong protection.

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Can the J&J COVID-19 vaccine be used for booster?


April 4, 2022 - The World Health Organization (WHO) has issued an updated Emergency Use Listing (EUL) for the Johnson & Johnson COVID-19 vaccine, recommending the vaccine for use in boosted regimens in persons aged 18 years and older.

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Does Johnson and Johnson COVID-19 vaccine have egg by product in it?


No food proteins like eggs or egg products, gluten, peanuts, tree nuts, nut products, or any nut byproducts (COVID-19 vaccines are not manufactured in facilities that produce food products).

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Will a COVID-19 vaccine alter my DNA?

No. COVID-19 mRNA vaccines do not change or interact with your DNA in any way.
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Is it normal to feel sick after having the COVID-19 vaccine?

It is normal to feel sick after getting a COVID-19 vaccine.
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Who is at higher risk of getting blood clots from the Johnson & Johnson COVID-19 vaccine?


They are also more likely to occur in women who are pregnant or on oral contraceptives, or in people who have hereditary disorders that predispose them to blood clotting. As mentioned above, the clotting condition associated with the J&J vaccine is called thrombosis with thrombocytopenia (TTS).

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When do you feel side effects of Johnson and Johnson COVID-19 vaccine?


With most of the side effects occurring within one to two days following vaccination, Dr. Fryhofer recommends choosing a day or two when “you don't have a lot of important stuff going on, because you might not feel well.”

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What are the possible side effects of the Moderna COVID-19 vaccine?


Possible side effects: Pain, redness, swelling in the arm where the shot was administered; tiredness, headache, muscle pain, chills, fever, nausea throughout the rest of the body. If any of these side effects occur, they should go away in a few days.

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What are some of the common side effects of COVID-19 vaccines?

  • Injection-site pain occurred after dose 1 in 66.2% of participants and 68.6% after dose 2.
  • One third of participants (33.9%) reported fatigue after dose 1 and 55.7% after dose 2.
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Is there egg in the Pfizer or Moderna COVID-19 vaccine?

Neither the Pfizer nor the Moderna vaccines contain egg.

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Are there preservatives in Pfizer-BioNTech COVID-19 vaccine?

The Pfizer-BioNTech COVID-19 Vaccine (COMIRNATY) has: No preservatives like thimerosal or mercury or any other preservatives.

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What is the Pfizer spike protein vaccine for COVID-19?

SARS-CoV-2 vaccine (mRNA-LNP, spike protein) is used as an active immunization against COVID-19 caused by the SARS-CoV-2 virus in patients 5 years of age and older.
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What should I do if I am allergic to the COVID-19 vaccine?


If you aren't able to get one type of COVID-19 vaccine because you are allergic to an ingredient in that vaccine, ask your doctor if you should get a different type of COVID-19 vaccine.

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Should I take an antihistamine before the COVID-19 vaccine?

It is also not recommended to take antihistamines before getting a COVID-19 vaccine to try to prevent allergic reactions.
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How soon does anaphylaxis happen after COVID-19 vaccine?

Symptoms of anaphylaxis often occur within 15-30 minutes of vaccination, though it can sometimes take several hours for symptoms to appear.
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