Which Vaccines Still Contain Thimerosal?

Is there thimerosal in DTaP?

Certain childhood vaccines today contain trace amounts of thimerosal, including one diphtheria toxoid, tetanus toxoid and acellular pertussis (DTaP) vaccine and one DTaP-Haemophilus influenzae type b combination vaccine.

Vaccines with trace amounts of thimerosal contain 1 microgram or less of mercury per dose..

Does flu vaccine contain thimerosal?

Do flu vaccines contain thimerosal? Flu vaccines in multi-dose vials contain thimerosal to safeguard against contamination of the vial. Most single-dose vials and pre-filled syringes of flu shot and the nasal spray flu vaccine do not contain a preservative because they are intended to be used once.

Is formaldehyde still used in vaccines?

Formaldehyde is diluted during the vaccine manufacturing process, but residual quantities of formaldehyde may be found in some current vaccines.

When was thimerosal discontinued?

Thimerosal was taken out of childhood vaccines in the United States in 2001. Measles, mumps, and rubella (MMR) vaccines do not and never did contain thimerosal. Varicella (chickenpox), inactivated polio (IPV), and pneumococcal conjugate vaccines have also never contained thimerosal.

Do vaccines overwhelm the immune system of infants?

SUMMARY. Current studies do not support the hypothesis that multiple vaccines overwhelm, weaken, or “use up” the immune system. On the contrary, young infants have an enormous capacity to respond to multiple vaccines, as well as to the many other challenges present in the environment.

Can the flu shot hurt my unborn baby?

The flu shot is made from an inactivated virus, so it’s safe for both mother and baby during any stage of pregnancy. The nasal spray vaccine isn’t recommended for use in pregnant women. If you have concerns about the flu shot during pregnancy, talk to your doctor.

What replaced thimerosal in vaccines?

Thimerosal was removed from all childhood vaccines in 2001 with the exception of inactivated flu vaccine in multi-dose vials.

Do Flu Shots Really Work?

What do recent vaccine effectiveness studies show? Recent studies show flu vaccine can reduce the risk of flu illness by between 40% and 60% among the overall population during seasons when most circulating flu viruses are well matched to the flu vaccine viruses.

What products contain thimerosal?

Thimerosal. Thimerosal is a mercuric derivative of thiosalicylic acid used as a preservative in vaccines, cosmetics, tattoo inks, eye drops and contact lens solutions as well as a disinfectant (e.g. merthiolate). It may cross-react with mercury, which is used as a preservative material in shoe manufacturing.

Is there mercury in flu shots 2019?

WHAT THE EVIDENCE SAYS: Currently available flu vaccines are aluminum-free and over 80% of flu vaccines today contain no mercury at all. Some flu vaccines contain a tiny amount of formaldehyde that is less than 1% of the amount naturally found in people and is safely cleared from the body.

Is thimerosal a disinfectant in vaccines?

Since then, thimerosal has a long record of safe and effective use preventing bacterial and fungal contamination of vaccines, with no ill effects established other than minor local reactions at the site of injection. As a vaccine preservative, thimerosal is used in concentrations of 0.003% to 0.01%.

Do flu shots have formaldehyde in them?

Not all influenza vaccines contain formaldehyde, but some preparations contain amounts between < 0.005 – 0.1 mg.

Is thimerosal poisonous?

Thimerosal is a mercury-containing preservative used in some vaccines and other products since the 1930s. No harmful effects have been reported from thimerosal at doses used in vaccines, except for minor reactions, such as redness and swelling at the injection site.

How much thimerosal is safe?

Over the last few decades, numerous studies have shown that thimerosal is safe for humans of all ages. Low doses of the preservative show no evidence of harm. You might end up with some redness and swelling around the injection site, but thimerosal won’t be the cause of some other dangerous effect.

How much thimerosal is in a flu shot?

Injectable flu vaccine contains 25 mcg of thimerosal per 0.5-mL dose. Parental and watchdog groups have long been concerned about the risk of autism and other neurodevelopmental problems from exposure to mercury, a neurotoxin.

Is thimerosal still used in vaccines today?

No. Thimerosal hasn’t been used in vaccines for children since 2001. However, thimerosal is still used in some flu vaccines. Yearly flu vaccines are recommended for all children.

What is another name for thimerosal?

ThiomersalThiomersal (INN), commonly known in the U.S. as thimerosal, is an organomercury compound. This compound is a well-established and widely used antiseptic and antifungal agent.

Is mercury still used in vaccines?

Was thimerosal used in all childhood vaccines? No. A few vaccines contained other preservatives, and they still do. Some other vaccines, including the measles, mumps, and rubella vaccine (MMR) never contained any preservative or any mercury.