PCV7

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PCV7

An abbreviation for a pneumococcal polyvalent vaccine with antigens from seven common serotypes of Streptococcus pneumoniae. It is used, like PCV13, to immunize children against pneumococcal diseases, e.g., otitis media, pneumonia, meningitis.

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"Our results in this study, while not providing direct evidence of causality, nonetheless suggest a significant and positive impact of the PCV13 vaccination program on otitis media for children less than 5 years of age in the U.S., with further reductions in OM visits observed in PCV13 period following a decade of PCV7 use," Dr.

PCV13 vaccine reduces frequency of otitis media visits

Three isolates had serotypes included in PCV7, whereas nine isolates did not.

Pneumococcal Nasopharyngeal Carriage in Young Healthy Children After Pneumococcal Conjugate Vaccine in Turkey

(ix) in the base model, ST3 IPD in adults is not influenced by PCV use in children, but sensitivity analyses were performed, considering serotype 3 as a nonvaccine type (positively influenced by PCV7 and PCV13 use) or as a PCV13-7 type (negatively influenced by PCV13 use);

Forecasting Trends in Invasive Pneumococcal Disease among Elderly Adults in Quebec

In a study of privately insured children in the USA, a 41.9% reduction in antibiotic prescriptions for AOM was demonstrated from 1997 to 2004 following implementation of the PCV7 immunisation programme.[11] It has been predicted that universal vaccination of children with PCV13 would reduce AOM by an additional 16.3 million cases in the USA compared with vaccination with PCV7.

Use of vaccines as a key antimicrobial stewardship strategy

PCV7, firstly introduced in 2000 in USA, was recommended as a part of routine childhood immunization by the WHO in 2007.

Serotype distribution and antimicrobial resistance of Streptococcus pneumoniae causing noninvasive diseases in a Children's Hospital, Shanghai

Compared with PCV7 years, the rate after introduction of PCV13 was 27% lower, indicating 1.5 fewer hospitalizations per 1,000 children.

Declines in pneumonia hospitalizations of children aged <2 years associated with the use of pneumococcal conjugate vaccines--Tennessee, 1998-2012

In a phase 4, observational, database safety study of PCV7, Kawasaki disease was not significantly more frequent than in a historic control group after adjustment for race, sex, and other factors (29).

Immunogenicity and safety of 13-valent pneumococcal conjugate vaccine in Mexico/ Inmunogenia y seguridad de la vacuna antineumococica conjugada 13 valente en Mexico

The PCV7 vaccine has now been replaced with a newer pneumococcal vaccine called PCV13, which works in the same way as PCV7 but protects against more strains of Streptococcus pneumoniae bacteria.

Vaccine reduces child cases of bacterial pneumonia: Study

Soon after PCV7 was included in the routine child immunization schedule, the incidence of invasive pneumococcal disease (IPD) began to decline.

Your guide to the new pneumococcal vaccine for children: since PCV7 (prevnar) became available in 2000, rates of invasive pneumococcal disease have dropped sharply in the united states. Now, an expanded PCV13 vaccine that can prevent many of the remaining cases will replace PCV7

These trials used the vaccination schedule at 6, 10 and 14 weeks, without a booster dose, and a PCV made by the same manufacturer as PCV7, but additionally containing serotypes 1 and 5 (PCV9) was used.

Bacterial meningitis in the era of paediatric vaccination against the encapsulated pathogens: bacterial meningitis is still prevalent worldwide in spite of effective vaccines