Is the COVID-19 vaccine safe for everyone?

Yes. The two mRNA vaccines, Pfizer and Moderna, authorized by the U.S. Food and Drug Administration (FDA) and recommended by the Centers for Disease Control and Prevention (CDC), are very safe and very good at preventing serious or fatal cases of COVID-19.
Takedown request   |   View complete answer on hopkinsmedicine.org


Are COVID-19 vaccines safe?


Approved and authorized COVID-19 vaccines (primary series and booster) are safe and effective. Some people who are immunocompromised, or people with weakened immune systems, may be eligible for an additional primary dose of COVID-19 vaccine.

Takedown request   |   View complete answer on cdc.gov


Are long term side effects possible with COVID-19 vaccination?


Serious side effects that could cause a long-term health problem are extremely unusual following any vaccination, including COVID-19 vaccination. The benefits of COVID-19 vaccination outweigh the known and potential risks.

Takedown request   |   View complete answer on cdc.gov


What are some of the side effects of the COVID-19 vaccine?


Some people have no side effects. Many people have reported side effects, such as headache, fatigue, and soreness at the injection site, that are generally mild to moderate and go away within a few days.

Takedown request   |   View complete answer on cdc.gov


Is the Pfizer COVID-19 vaccine safe?


Pfizer-BioNTech COVID-19 Vaccine Ingredients. All COVID-19 vaccine ingredients are safe. Nearly all of the ingredients in COVID-19 vaccines are ingredients found in many foods – fats, sugars, and salts. The Pfizer-BioNTech COVID-19 vaccine (COMIRNATY) also contains a harmless piece of messenger RNA (mRNA).

Takedown request   |   View complete answer on cdc.gov


How do we know the COVID-19 vaccines are safe?



What are the common side effects of the Pfizer-BioNTech COVID-19 vaccine?


Commonly reported side effects in the clinical trial included injection site pain (sore arm), redness and swelling, fatigue, headache, muscle and/or joint pain, chills, fever, swollen lymph nodes, nausea and decreased appetite.

Takedown request   |   View complete answer on fda.gov


Has there been any serious adverse events as a result of taking the Pfizer-BioNTech COVID-19 Vaccine?

Serious adverse events, while uncommon (<1.0%), were observed at slightly higher numerical rates in the vaccine study group compared to the saline placebo study group, both overall and for certain specific adverse events occurring in very small numbers.
Takedown request   |   View complete answer on fda.gov


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

The most commonly reported side effects were pain at the injection site, tiredness, headache, muscle pain, chills, joint pain, nausea and vomiting, swollen lymph nodes in the same arm of the injection and fever. Side effects typically started within two days of vaccination and resolved two or three days later.
Takedown request   |   View complete answer on fda.gov


Why do people experience side effects from COVID-19 vaccines?

When we get vaccinated for COVID-19, we often experience some side effects. The reason that we get side effects is that our immune system is revving up and reacting. When you get sick, the same thing happens.
Takedown request   |   View complete answer on newsnetwork.mayoclinic.org


When do COVID-19 vaccine side effects appear?


You probably experienced COVID-19 vaccine side effects fairly quickly when you had your initial injections. The same is true for COVID-19 vaccine booster shots: Most people notice side effects within the first 24 hours. The symptoms typically only last a day or two. Some people don't notice any side effects.

Takedown request   |   View complete answer on hackensackmeridianhealth.org


Do COVID-19 mRNA vaccines have long-term effects?


The Pfizer and Moderna vaccines were created using messenger RNA (or mRNA) technology, which has been used for about 10 years in cancer treatment, with no long-term effects detected. And even before that, scientists had been working with mRNA technology for years. 3. mRNA technology does not alter your DNA.

Takedown request   |   View complete answer on henryford.com


Do people who have had COVID-19 have more side effects with the vaccine?

If you had COVID-19 before being vaccinated, the first injection may cause more noticeable side effects than for people who have not had the coronavirus. If you have never had COVID-19, you may notice more side effects after the second dose than after the first dose.

Takedown request   |   View complete answer on hopkinsmedicine.org


Does having fever, body pain, and swollen lymph nodes after the COVID-19 vaccine mean I am sick?

These symptoms do not mean you are sick. They signal that your immune system is responding to the shot and building up protection against the coronavirus.

Takedown request   |   View complete answer on hopkinsmedicine.org


Are there deaths related to the COVID-19 vaccine?

Reports of death after COVID-19 vaccination are rare. FDA requires healthcare providers to report any death after COVID-19 vaccination to the Vaccine Adverse Event Reporting System (VAERS), even if its unclear whether the vaccine was the cause.
Takedown request   |   View complete answer on cdc.gov


Is it safe for women to take the Moderna or Pfizer COVID-19 vaccine?


The Centers for Disease Control and Prevention (CDC) recommend most adult women receive a two-shot primary series of either the Pfizer-BioNTech or Moderna mRNA COVID-19 vaccines, followed by a booster dose at least five months after the last primary dose.

Takedown request   |   View complete answer on cedars-sinai.org


How long do COVID-19 vaccines last?

It is normal for virus-fighting antibodies—such as those that are stimulated by a COVID-19 vaccine—to wane over time. Monitoring antibody levels in the blood is one way to measure vaccine efficacy and research has found that protection remains high for six months after the second shot of a Pfizer or Moderna vaccine.

Takedown request   |   View complete answer on yalemedicine.org


What does a lack of side effects from the COVID-19 vaccine mean?

Side effects after the COVID-19 vaccine are caused by your immune system. But a lack of side effects doesn't mean your COVID-19 vaccine didn't work.
Takedown request   |   View complete answer on nebraskamed.com


Can the Moderna COVID-19 vaccine cause allergic reactions?

There is a remote chance that the Moderna 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 Moderna 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

Takedown request   |   View complete answer on fda.gov


Is it normal that I feel worse after second COVID-19 shot?


This is normal and expected, but it doesn't happen to everyone. Even if you feel worse after the second shot, the side effects should still resolve within a few days.

Takedown request   |   View complete answer on hackensackmeridianhealth.org


Is it possible to feel sick after a COVID-19 booster shot?

If you feel sick after the booster shot, it is normal and those symptoms should relieve themselves in a few days. Common side effects of the booster are similar to the vaccine: Fatigue. Fever.Chills Headache Pain at the injection site Side effects from the vaccine can be a sign that the vaccine is working.
Takedown request   |   View complete answer on hackensackmeridianhealth.org


Are there any allergic reactions to the Moderna and Pfizer COVID-19 vaccines?

The Moderna and Pfizer-BioNTech COVID-19 vaccines are the first two COVID-19 vaccines authorized by the Food and Drug Administration for emergency use and already have been given to millions of Americans. Most of the rare, severe allergic reactions to these vaccines have occurred in people with a history of allergies.
Takedown request   |   View complete answer on nih.gov


Are there any safety concerns concerning mRNA technology of the Pfizer-BioNTech COVID-19 Vaccine?

FDA does not have specific safety concerns with a vaccine that utilizes this technology.

Takedown request   |   View complete answer on fda.gov


Should I be concerned about the potential adverse reactions of COVID-19 vaccines?


The known risks of COVID-19 illness and its related, possibly severe complications, such as long-term health problems, hospitalization and even death, far outweigh the potential risks of having a rare adverse reaction to vaccination like myocarditis or blood clots.

Takedown request   |   View complete answer on nebraskamed.com


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.

Takedown request   |   View complete answer on nih.gov


When does immunity start after the Pfizer COVID-19 vaccine?

Data released by the U.S. Food and Drug Administration (FDA) show that COVID-19 protection from the Pfizer/BioNTech vaccine was demonstrated in the clinical trials at about 14 days after the first shot. The FDA said some level of immunity may start sooner, but how much is not certain.
Takedown request   |   View complete answer on health.ucdavis.edu
Previous question
Is Tannis autistic?