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Over three years
ago, health-related organizations such as the American Academy
of Pediatrics (AAP) and the Centers for Disease Control and
Prevention (CDC) recommended that thimerosal be removed from
vaccines as soon as possible. Despite this recommendation,
thimerosal is still present in many vaccinations today.
Thimerosal, an
additive that has been used as a vaccine preservative since
the 1930s, contains 49.6 percent mercury by weight. Mercury
is a toxic element that, if taken in high enough doses, can
result in long-term immune, sensory, neurological, motor,
and behavioral dysfunctions. Mercury is especially dangerous
to fetuses and small children because their brains are still
developing and are therefore more susceptible to the damaging
effects. Disorders associated with mercury poisoning include
autism, attention deficit disorder, and speech and language
deficiencies.
Many of the thimerosal-containing
vaccines, which include Hepatitis B, diphtheria, pertussis,
acellular pertussis, tetanus and Hib, are recommended specifically
for children. In fact, many infants receive up to 15 vaccines
that contain mercury by the time they are six months old.
Recently, vaccine manufacturers have begun to reduce the number
of vaccines containing thimerosal, but children are still
being exposed to potentially harmful levels of mercury in
the vaccinations. CDC still recommends that parents vaccinate
their children, however.
The following table
is a list of vaccines containing thimerosal:
| Vaccines Containing Thimerosal |
| DTaP |
Acel-Imune |
Lederle Laboratories |
| Tripedia |
Pasteur Merieux Connaught |
Certiva |
| North American Vaccine |
DTwP (All products) |
DT (All products) |
| Td (All products) |
TT (All products) |
DtwP-Hib |
| Tetramune |
Lederle Laboratories |
TriHIBit |
| Pasteur Merieux Connaught |
HibTITER (multidose) |
Lederle Laboratories |
| ProHIBit4 |
Pasteur Merieux Connaught |
Hepatitis B virus |
| Engerix-B |
SmithKline Beecham |
Recombivax HB |
| Merck |
Influenza (All)
|
Meningococcal |
| Menomune A, C, AC and A/C/Y/W-135 |
CLI |
Pneumococcal |
| Pnu-Imune 23 |
Lederle Laboratories |
Rabies |
| Rabies Vaccine Adsorbed |
BioPort Corporation |
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Several Congressional
hearings have debated this issue, partly because of health
reasons and partly because the approval process for these
vaccines is heavily influenced by the pharmaceutical industry.
Numerous congressmen have called for the removal of all vaccines
containing thimerosal, though this has not yet occurred.
Several vaccines
are now being developed that will be entirely thimerosal-free.
Thimerosal-News.com
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