Currently a new
vaccine against flu is developed every year, in an attempt to respond to recent common strains in circulation, including those which cross into humans from other species.
WHO officials also admit that
a vaccine against a flu pandemic would be in short supply.
The company has begun human testing of its mRNA drugs for cardiovascular disease and cancer, and for
vaccines against the flu, Zika, and chikungunya viruses.
In order to promote their patented drugs and
vaccines against flu, pharmaceutical companies have influenced scientists and official agencies, responsible for public health standards, to alarm governments worldwide.
Not exact matches
A part of the research will include analyzing exactly why this year's
flu vaccine proved so ineffective
against the most common strains circulating (the shot was just 25 % effective
against influenza A strains).
Another caveat: It is still possible to contract the
flu after getting a
flu shot since the
vaccine you receive may not protect
against all strains.
Because the swine
flu virus was traced on the evolutionary tree to see how it mutated and thus develop a
vaccine that works
against it.
By 2008, kids were protected
against 14
vaccine - preventable diseases by getting up to 36 doses of 10
vaccines before starting kindergarten — three doses of HepB, three doses of Rotavirus, five doses of DTaP, three or four doses of Hib, four doses of Prevnar 7, four doses of IPV, two doses of MMR, two doses of chicken pox, two doses of hepatitis A, and six to seven doses of the
flu vaccine.
Every year certain people argue
against the
flu vaccine on the grounds that the
flu is normal and common.
Breastfeeding can provide some protection
against flu for infants, including children younger than 6 months who can not receive the
flu vaccine.
The Hep B
vaccine (or HBV) protects
against the virus that causes hepatitis B; the DTaP
vaccine protects
against the viruses that cause diphtheria, tetanus, and pertussis (whooping cough); the PCV (pneumococcal
vaccine) protects
against the cause of bacterial meningitis, pneumonia, and ear infections; the Hib
vaccine protects
against Haemophilus influenzae type b bacteria (which can also cause bacterial meningitis, pneumonia, or epiglottitis); and the rotavirus oral
vaccine protects
against a virus that causes the stomach
flu.
Preliminary estimates by the federal CDC show this year's version of the
flu vaccine is 36 percent effective
against all strains of the
flu, but just 25 percent effective
against the H3N2 strain causing most
flu cases this winter.
Flu vaccines provide protection
against three or four viruses (depending upon the type of
vaccine you receive), are generally covered by many health insurance plans and are readily available in Erie County physicians» offices, pharmacies and other community sites.
The 2012 - 2013
flu vaccine will protect
against the three
flu viruses that experts predicted will be the most common during this year's
flu season.
National Influenza Vaccination Week — December 7th — 13th The Oneida County Health Department reminds everyone that the best protection
against the
flu is the
flu vaccine and encourages everyone 6 - months and older who has not yet received a
flu shot to do so during National Influenza Immunization Week — December 7th — 13th.
The
flu vaccine can protect
against several strains of the
flu virus.
Based on preliminary effectiveness estimates, the CDC estimates that the
flu vaccine is approximately 25 % effective
against the H3N2 strain https://www.cdc.gov/mmwr/volumes/67/wr/mm6706a2.htm.
This year's
vaccine combines protection
against the H1N1 virus and several strains expected to be most common during this
flu season which runs through March.
Flu vaccines protect
against three or four viruses (depending upon the type of
vaccine you receive).
Even unvaccinated people who have already gotten the
flu still benefit from vaccination since the
vaccine protects
against 3 different
flu viruses.
Flu vaccines protect
against three or four viruses (depending upon the type of
vaccine you receive) and the
vaccine is readily available in Erie County physicians» offices, pharmacies and other community sites.
NEW ROCHELLE, NY — The Westchester County Health Department is offering residents the opportunity this month to get free
flu shots, along with
vaccines to protect
against six other diseases at its Yonkers and White Plains clinics.
These included the past two
flu seasons in which
vaccines offered only limited protection
against the most widely circulating strain of influenza A.
Are we close to being able to develop a universal
flu vaccine that would confer immunity
against all strains of influenza?
Annual
flu vaccines are formulated to protect
against one type of influenza B and two strains of influenza A, one H3N2 strain and one H1N1 strain.
After its latest battle with H1N1, a U.S. Centers for Disease Control and Prevention committee recommended in February that everyone six months and older get the annual
vaccine, a step that should improve immunity
against future pandemics as well as seasonal cycles of the
flu.
One of the most controversial public health policy conflicts of the last five years revolves around Indonesia's refusal to share bird
flu samples with the World Health Organization, in a stand
against unequal
vaccine distribution.
Each year, scientists create an influenza (
flu)
vaccine that protects
against a few specific influenza strains that researchers predict are going to be the most common during that year.
There is only a preliminary form of a
vaccine against H5N1
flu strains, and even if there were a developed
vaccine, the virus might spread faster than public - health officials could get people inoculated.
An international team of scientists have designed a new generation of universal
flu vaccines to protect
against future global pandemics that could kill millions.
Also, these yearly
vaccines give us no protection at all
against potential future pandemic
flu.»
A
vaccine that can eliminate seasonal
flu shots and provide protection
against pandemics?
Dr Derek Gatherer of Lancaster University said: «Every year we have a round of
flu vaccination, where we choose a recent strain of
flu as the
vaccine, hoping that it will protect
against next year's strains.
These antibodies protect
against certain strains of influenza virus in the
vaccine, but may not provide thorough protection
against other strains of
flu that may be present.
The method is relatively new, but far bacteria - based
vaccines have proven effective: A seasonal
flu vaccine produced by VaxInnate successfully protected humans in clinical trials, and the company's recently tested swine
flu vaccine immunized mice
against the virus.
It's a serious question: with
flu vaccine production slow and limited, Tamiflu and other antivirals are the main first - line of defence
against a pandemic.
VaxInnate is testing a universal
flu vaccine that would work
against all strains of the disease by using a Toll - like receptor (TLR) technology platform.
Flu vaccines are designed to prevent infection by eliciting antibodies
against HA, which the virus uses to break into cells lining the airways.
The
vaccine caused the mice to create antibodies
against neuraminidase, a
flu protein that lets newly born virus particles escape from infected cells.
One reason
vaccines using weakened
flu virus are not used in the elderly is that they have been exposed to many strains of
flu virus over the years and have more antibodies in the nasal tract, which can inhibit the weakened
flu virus from infecting and stimulating the immune response necessary to protect
against the virus.
And because they work
against all
flu, such
vaccines can be stockpiled to prepare for pandemics.
None of the available swine
flu vaccines can protect
against all these strains.
However, researchers are working to develop universal
vaccines that could protect
against multiple
flu strains without needing to be updated.
With no head in place to hoard the immune response, the
vaccine might coax the body to make enough stem - focused antibodies to protect
against flu, the researchers hoped, regardless of the seasonal mutations occurring at the top.
Studies have shown that
flu vaccines work better at protecting
against influenza B or influenza A H1N1 viruses than influenza A H3N2.
Professor Ajit Lalvani from the National Heart and Lung Institute at Imperial College London, who led the study, said: «New strains of
flu are continuously emerging, some of which are deadly, and so the Holy Grail is to create a universal
vaccine that would be effective
against all strains of
flu.»
«We found that the
vaccines produced
against the swine
flu pandemic in 2009 were very effective in both preventing influenza infection and reducing the chances of hospital admission due to
flu.
Last summer, she lost her job as European correspondent for Renewable Energy World, an online publication, after filing charges with the F.B.I.
against the World Health Organization, the United Nations, and several top U.S. government officials, claiming they are part of a plot to depopulate the United States using tainted H1N1
flu vaccines.
The chief
flu scientist at the World Health Organization (WHO) today defended his agency
against criticism that the H1N1 swine
flu pandemic was «fake,» that its threat to human health was hyped, and that WHO's policies were influenced by
vaccine manufacturers who benefited from the pandemic virus.
Novartis announced in a press statement today that it has made the first batch of
vaccine against the A (H1N1) influenza virus causing the swine
flu pandemic.