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Formaldehyde (Each 0.5 mL dose may contain residual amounts of formaldehyde of less than 2.66 μg (0.000532%), by calculation), phosphate buffers [8] Meningococcal vaccine Lactose, thimerosal (multi-dose vial only) Meningococcal vaccine Amino acids, formaldehyde, yeast extract MMR vaccine
Thimerosal is used in these multi-dose vials to prevent contamination from multiple preparations. Contamination of the vaccine could cause serious infection. In a .5mL dose (which is in a single flu shot), there is 25 μg (micrograms) of mercury. This is 0.01% of the dose. [40] Single dose vials do not contain thimerosal.
Hingson stated he vaccinated upwards of 2 million people across the globe using various multi-use nozzle jet injectors. [26] 1955: Warren and colleagues (1955) reported on the introduction of a prototype multi-dose jet injector, known as the Press-O-Jet, which had successfully undergone clinical testing upon 1,685 soldiers within the U.S. Army ...
ACIP statements are official federal recommendations for the use of vaccines and immune globulins in the U.S., and are published by the CDC. ACIP reports directly to the CDC director, although its management and support services are provided by CDC's National Center for Immunization and Respiratory Diseases. [1]
CDC Vaccine Information Statement for MMR Vaccine from April 2012. According to the 1993 amended National Childhood Vaccine Injury Act (NCVIA), a VIS must contain at least the following four components: (1) a description of the benefits of the given vaccine, (2) a description of its risks, (3) information about the National Vaccine Injury Compensation Program (VICP), and (4) other relevant ...
There are different types of vials such as a single dose vial and multi-dose vials often used for medications. The single dose vial is only used once whereas a multi-dose vial can be used more than once. The CDC sets specific guidelines on multi-dose vials.
Preservatives prevent the growth of bacteria and fungi, and are more commonly used in vaccines produced as multi-dose vials. They must also be non-toxic in the dose used and not adversely affect the immunogenicity of the vaccine. [29] Thiomersal is the best known and most controversial preservative. It was phased out of UK vaccines between 2003 ...
COVID-19 shots join flu vaccines and more on the CDC’s 2023 immunization schedule.