Global Statistics

All countries
Updated on September 25, 2022 4:40 pm
All countries
Updated on September 25, 2022 4:40 pm
All countries
Updated on September 25, 2022 4:40 pm

Global Statistics

All countries
Updated on September 25, 2022 4:40 pm
All countries
Updated on September 25, 2022 4:40 pm
All countries
Updated on September 25, 2022 4:40 pm
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Which Covid Vaccine Is One Dose

Will The Booster Protect Me Against Omicron

Landmark 1 Billionth Covid Vaccine Dose To Be Administered Next Week: Sources | The News

Were still learning how the new Omicron variant, with so many mutations, may change our existing immunity to be less effective.

Early laboratory studies show two doses of the Pfizer vaccine provide some immunity against Omicron, but not as much as against previous strains. This means were likely to see more infections in fully vaccinated people.

However a booster dose appears to improve the immune response to a level similar to that observed against previous strains in fully vaccinated people, and is expected to provide good protection against serious illness.

As more data on the effectiveness of boosters emerges, and if Omicron cases increase rapidly, the recommended timing of booster doses may also change.

Read more:How can scientists update coronavirus vaccines for omicron? A microbiologist answers 5 questions about how Moderna and Pfizer could rapidly adjust mRNA vaccines

While we wait for more data to confirm the vaccines provide good protection against hospitalisation and death, we can take some comfort knowing early data indicate this variant may even be less severe than previous ones.

In the future, booster doses may be adapted for emerging variants, much like influenza vaccines are modified each year depending on what new strains are circulating.

You Are Not Currently Eligible To Book An Accelerated Second Dose Appointment

You can still book your second dose 16 weeks after your first.

Visit for more information. This link will open in a new window.

Through this phone number, you can get a vaccine at a mass immunization clinic.

Vaccine available: Pfizer or Moderna.

COVID-19 vaccine call centre:

8 a.m. to 8 p.m. every day

This call centre does not book appointments for pharmacies.

Additional resources

Each public health unit is developing a vaccine plan tailored to their own communityâs needs.

Visit for more information. This link will open in a new window.

Through this system, you can get a vaccine at a mass immunization clinic.

To book, you must:

  • have agreen photo health card
  • have an email address
  • have a modern web browser

Vaccine available: Pfizer or Moderna.

You can also book your vaccine appointments at1-XXX-XXX-XXXX if you prefer to call. This call centre does not book appointments for pharmacies.

Additional resources

Each public health unit is developing a vaccine plan tailored to their own communityâs needs.

Visit for more information. This link will open in a new window.

To book, you must have anOntario health card or anotherform of government-issued identification.

Vaccine available: AstraZeneca, Moderna, or Pfizer.

Each public health unit is developing a vaccine plan tailored to their own communityâs needs.

Visit for more information. This link will open in a new window.

Vaccine available: Pfizer or Moderna.

Phone number:

Is The Moderna Booster Effective Against The Omicron Variant

According to a study released on Wednesday, Moderna’s booster was highly effective at blocking the virus, NPR reported.

Moderna CEO Noubar Afeyan told Fox News last week, “Our expectation … is that a boosted person will be protected, certainly against serious disease and hospitalization.”

CNET asked Moderna for a comment but didn’t immediately get a response.

Pfizer said early lab results suggest that the first two doses of its vaccine might not fully protect against the variant and three doses may be needed to restore those protections.

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There Is Easier Access

Since the J& J vaccine doesnt require colder temperatures for storage as the Moderna and Pfizer vaccines do, its more mobile, so its perfect for people who are homebound, that cantor wontgo to a second appointment, said Dr. Fryhofer. Its also good for people who move around a lot.

As Ive talked to other physicians about this vaccine, one physician who provides health care for those in jails and prisons said, We have people constantly coming in and out of the system, its hard keeping track, she said. So, this is one way we could give them this vaccine and feel good that theyre now fully protected.

When Is The Best Time To Get My Booster Dose


Booster doses are timed to boost your antibody levels before they get below the protective threshold. The difficulty with COVID is we dont yet know what the protective immune threshold is.

So the timing also involves other factors such as how much disease is in the community and vaccine availability. Some countries, such as the United Kingdom, have recommended getting a booster dose as soon as three months after the initial course.

The UK has much higher daily cases of COVID, and face the potential for increased Omicron cases in winter, when hospitals are often at capacity due to other common respiratory viruses including influenza. In that context, early boosters are like an insurance policy to prevent an overwhelming winter peak.

However, a shorter interval may mean the boost to the immune response is not as high or long lasting. A longer interval between the first and second dose of COVID vaccine is more effective.

Given the COVID virus is circulating at much lower rates in Australia than other countries and vaccine coverage is generally high, a booster dose six months after the initial course seems reasonable.

With this vaccination schedule, most adults in Australia will be eligible for their booster before winter 2022.

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What Does The Moderna Booster Shot Do

A COVID-19 booster shot — whether from Moderna, Pfizer or Johnson & Johnson — tops off your immune response and guards against a breakthrough COVID-19 infection as the vaccine’s effectiveness decreases over time.

Recent studies of the Pfizer and AstraZeneca vaccines show that their effectiveness can begin to wane after six months. Moderna said early data suggests that those who received the Moderna vaccine in 2020 are showing a higher rate of breakthrough COVID-19 infections than those vaccinated this year, suggesting the need for a booster to maintain high levels of protection.

The information contained in this article is for educational and informational purposes only and is not intended as health or medical advice. Always consult a physician or other qualified health provider regarding any questions you may have about a medical condition or health objectives.

Who Can Receive The Covid

The MHRA approval authorises the use of the vaccine in people aged 18 and over. The decision on whether to use the vaccine in pregnant or breast-feeding women should be made in consultation with a healthcare professional after considering the benefits and risks.People who have an allergy to one of the components of the vaccine listed in section 6.1 of the Patient Information Leaflet should not receive the vaccine.

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Table 2 Systemic Reactions In Persons Aged 18

Table 2. Systemic reactions in persons aged 18-59 years and persons aged 60 years, Janssen COVID-19 vaccine and placebo

18-59 years

a Solicited local and systemic adverse reactions collected for participants in a safety subset

b Fatigue, Headache, Myalgia Grade 3: use of prescription pain reliever or prevented daily activity

c Nausea Grade 3: prevented daily activity

d Fever Grade 3: 39.0 40.0°C or 102.1 104.0°F

Note: No grade 4 systemic reactions were reported.

How Effective Is The Johnson & Johnson Covid

Is one COVID-19 vaccine dose enough to reopen schools?

The FDAs approval is based on data from Johnson & Johnsons global phase 3 clinical trial, which enrolled 43,783 people who were randomly given either a placebo or the Johnson & Johnson COVID-19 vaccine. The FDAs analysis, which used data from 39,321 participants, found the Johnson & Johnson vaccine is about 66% effective at preventing moderate-to-severe COVID-19 at least 28 days after vaccination. When looking at data in the U.S. specifically, that number increases to about 74%.

Whats more, the vaccine is about 77% effective at preventing severe or critical forms of COVID-19 at least 14 days after vaccination, and 85% effective 28 days after vaccination. Its efficacy excels where it matters most: The companys phase 3 trial reported no COVID-19-related deaths and no COVID-19 cases requiring medical intervention after 28 days in vaccinated participants.

The vaccines efficacy against moderate-to-severe COVID-19 did drop in South Africa64% effective after 28 dayswhich is likely due to the highly infectious variant dominating the region, says Richard Watkins, M.D., an infectious disease physician and professor of internal medicine at the Northeast Ohio Medical University.

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Which Booster Should I Get After J& j

People who received Johnson & Johnson’s vaccine should get either Moderna or Pfizer as a booster, the CDC says.

The recommendation followed a meeting of a committee of doctors and scientists that advises the CDC who discussed rising concerns of a rare but serious blood-clotting disorder associated with Johnson & Johnson’s vaccine, called thrombosis with thrombocytopenia syndrome. Since the CDC paused the distribution of the disorder to investigate, more information revealed that it’s less rare than previously understood and occurs in both men and women. . Nine people have died from TTS and all cases required hospitalization or ICU admission, according to a CDC presentation.

A big reason for the CDC’s preferential recommendation on COVID-19 vaccines is the safety, effectiveness and wide availability of Pfizer’s and Moderna’s vaccines in the US. However, Johnson & Johnson still has emergency use authorization for its COVID-19 vaccine, and a booster dose is available to you if you choose to get it for any reason, including having a prior allergy to an mRNA vaccine.

In a statement Thursday, Johnson & Johnson said the company “remains confident in the overall positive benefit-risk profile of its COVID-19 vaccine.”

Read more: What to know if you got Johnson & Johnson’s COVID vaccine

Tested In Large Diverse Groups

As with the Moderna and Pfizer COVID-19 vaccine trials, the J& J vaccine was tested with in large and diverse populations of patients. Nearly 44,000 people in South Africa, certain countries in South America, Mexico and the U.S. took part in the J& J testing.

These vaccine manufacturers, when theyve recruited participants, theyre thinking about diversity, said Dr. Fryhofer. Theyre including people with different ethnicities and different geographies. They also include both older and younger people as well as those with underlying medical conditions.

The AMA has developed frequently-asked-questions documents on COVID-19 vaccination covering safety, allocation and distribution, administration and more. There are two FAQs, one designed to answer patients questions, and another to address physicians COVID-19 vaccine questions.

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Remind That Payments Not Required

If you go someplace and theyre wanting you to pay for the vaccine, that is a red flag, said Dr. Fryhofer. We have all paid for these vaccines, with our tax dollars, through Operation Warp Speed.

Now, you might be asked to show your insurance card, she added. The places that do administer vaccines are allowed to bill your insurance company for the administration fee, but you should not be paying.

I would also encourage patients to go on their department of health website and take a look at the forms that are being offered and read them, said Dr. Fryhofer. They’re going to have to read and understand them sooner or later, and that also can give you a feel as to whether or not this place is legitimate.

However, the best bet is to call your physician, she added.

Should People Who Are Pregnant Get A Booster Shot

FDA panel endorses Johnson &  Johnsonâs single

The COVID-19 booster recommendations apply to all people 18 years and older, including those who are pregnant. In fact, the CDC urges pregnant people to get a COVID-19 vaccine — and a booster is half a full vaccine dose.

“People who are pregnant or recently pregnant are more likely to get severely ill with COVID-19 compared with people who are not pregnant,” theCDC says on its website.

A recent study also linked COVID-19 infection in pregnant people to higher risk of stillbirth. However, there is no evidence that getting vaccinated decreases fertility in women or men.

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Justin Fields Leaves Bears Game Vs Ravens Due To Injury

The FDA opened the way for anyone eligible for a booster to get any of the country’s three authorized brands for their extra dose. The FDA stressed the practicality of being able to get whatever booster a particular pharmacy or clinic is offering, particularly in nursing homes and other institutional settings where residents have received different shots over time.

Advisors with the Centers for Disease Control and Prevention also endorsed mixing and matching brands for the extra dose — a key step in the federal push to broaden booster access for the U.S. public.

But neither agency gave recommendations surrounding combinations of vaccines and booster doses.

So here’s what Arwady has to say:

What Percentage Efficacy Means

Percentage efficacy for vaccines refers to the proportion of people that get full protection after a vaccine. With 80% efficacy, 80% of people have full protection, and 20% don’t.

For those who get full protection the first time around, the second shot improves the quality of the immune response and its durability.

For the people who don’t get full protection with the first shot, some will get full protection after the second dose. Some people won’t ever get full protection from a vaccine because their immune system doesn’t respond at all.

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Still Unsure Which Brand You Should To Get

The decision to allow “mixing and matching” for booster doses comes after a highly anticipated study found the approach to be safe and effective, though the Moderna and Pfizer-BioNTech vaccines were found to spark a stronger immune system response than Johnson & Johnson.

The National Institutes of Health study, which was released earlier this month and has yet to be peer reviewed, found that people who received the Johnson & Johnson vaccine produced stronger antibody levels after receiving a booster shot made by Moderna or Pfizer, compared to a booster from Johnson & Johnson. Those who were originally vaccinated with the Pfizer or Moderna vaccines and received either company’s booster shot produced comparably strong immune responses, the researchers observed.

For a complete breakdown of who is eligible for a COVID vaccine booster shot, click here.

How Do These Vaccines Work

Johnson & Johnson one-dose COVID vaccine arrives in South Carolina

The Pfizer-BioNTech and Moderna vaccines both use mRNA technology. The cells in your body naturally use mRNA all the time to create many different types of proteins that you need to stay healthy.

The mRNA in the two-dose COVID-19 vaccines provide the cells of your body with instructions on how to make the spike protein thats specific to the new coronavirus. This spike protein is found on the surface of the virus. It uses this spike protein to attach to and enter a host cell in your body.

When you get your COVID-19 vaccine, your immune system processes information on the spike protein and generates an immune response to it. This includes the production of antibodies.

Vaccines hinge on a very important aspect of your immune system, which is the fact that it has memory. After your vaccination, your immune system continues to store information on the spike protein.

If youre exposed to the new coronavirus, your immune system will then use this stored information to respond and protect you from the virus. This can help prevent you from becoming sick with COVID-19.

The entire immunity process typically takes around 2 weeks after the second dose of vaccine. Thats why you can still contract the new coronavirus and become ill if youre exposed to it shortly after getting your vaccine.

relatively weak immune response when given as just one dose. However, there was a stronger immune response when a second dose was added.

Why do you need this waiting period?

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Q: Am I At Risk For These Serious Adverse Events If I Receive The Janssen Covid

A: At this time, the available data suggest that the chance of these adverse events occurring is remote, but investigation into the level of potential excess risk due to vaccination is ongoing. We are also continuing to closely monitor the safety of the vaccine, as we are doing with all COVID-19 vaccines.

In people who have developed blood clots with low levels of platelets following the Janssen COVID-19 Vaccine, symptoms began approximately 1 to 2 weeks following vaccination.

You should contact your health care provider immediately if you are experiencing any of the following symptoms:

  • shortness of breath
  • neurological symptoms
  • easy bruising
  • tiny blood spots under the skin beyond the site of injection of the vaccine

These symptoms are distinct from the commonly reported side effects that people may experience in the first few days following vaccination, which can include headache, fatigue, muscle aches and nausea. Most of these side effects are mild to moderate in severity and last 1 to 2 days.

Vaccine Pause Showed Systems Strength

The CDC and FDA acted quickly and issued a joint statement recommending the pause, Dr. Fryhofer said during a recent AMA COVID-19 Update episode about the J& J Janssen COVID-19 vaccine pause. The CDC also released additional information through its Health Alert Network, which could lead to more cases being reported as a result of increased awareness.

Additionally, the CDC warned that in these cases, heparin, a standard therapy for blood clots, could cause tremendous harm, Dr. Fryhofer added, noting that the CDC advises checking for platelet activating antibodies by doing a platelet factor four antibody test.

The CDC advises against heparin therapy if platelet factor four antibody test is positive, she said. If PL4 test is positive, use of non-heparin anticoagulants and high dose intravenous immune globulin should be considered. Hematology consultation is also advised.

After a thorough review, ACIP lifted the J& J Janssen vaccine pause April 23.

Related Coverage

AMA President Susan R. Bailey, MD, commended ACIP for reaffirming its recommendation on the use of the Janssen COVID-19 vaccine for those 18 or older under the FDAs emergency use authorization. The population-level data presented during ACIPs meeting clearly demonstrates that the benefits of this approach outweigh the risks, she said.

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