Combined vaccine-What is the combined vaccine?
The combination vaccine is different antigens by the manufacturers to physical or chemical mixture made of a mixture of agents, including a variety of vaccines and multivalent vaccines.
Combination vaccine - Introduction
The combination vaccine is jointly made by a variety of vaccine antigens. The combination vaccine includes two categories, multi vaccines and multivalent vaccines. Multi-combined vaccine composed of a variety of pathogenic antigens for prevention of many diseases; multivalent vaccine contains the same kind of bacteria or viruses of different subtypes or serotypes of the vaccine.
Combination vaccine - vaccine has been
1 has been used in a variety of vaccines: DTaP-HIB; DTaP-HB-HIB; DTaP-HIB-IPV; DTaP-HIB-IPV-HB; HA-HB; the MMR; diphtheria tetanus vaccine; MMR vaccine and so on.
Multivalent vaccine has been used: A + C meningitis vaccine to; ACWY135 meningitis vaccine; 23-valent pneumococcal vaccine.
Combination vaccine - the research process
The combination vaccine itself is nothing new. This concept has produced since the 1930s, and now there are more than 100 countries use combination vaccines. Combination vaccine means a vaccine that can prevent many diseases, making vaccination the total needle was reduced, the mother is less laborious, baby suffer less. The same time, reduce the number of vaccination, it is possible to reduce the incidence of adverse reactions.
In the past ten years, the world's leading vaccine manufacturers that invest a lot of resources on the DPT-based combination vaccine. Mixed preparation of the success of 1948 combined diphtheria, tetanus, and pertussis combination made the triple vaccine DPT. Europe in 1996 approved the use of B hepatitis vaccine for the prevention of influenza A and hepatitis B virus infection. Have also been allowed to use this vaccine in Canada. As science advances, new vaccines and put into application in the continuous research and development.
Combination vaccine - at reasonable prices
The development and widespread use of vaccines worldwide to prevent the spread of many childhood diseases. But the inconvenience of the vaccination and again and again lead the children to the vaccination points vaccinated to bring trouble to the completion of the immunization program. The ideal vaccine seems to be the birth of the child immediately for immunization, only a vaccination to prevent all major diseases. The global vaccine expert on the six characteristics of the childhood vaccines: it should be only a vaccination immediately after birth, vaccination, and a variety of vaccine, effective against more diseases, and the price is reasonable.
