Combination vaccine
Combination Vaccine
A Combination Vaccine (pronunciation: /kɒmbɪˈneɪʃən ˈvæksiːn/) is a type of vaccine that combines two or more different vaccines into a single shot. The purpose of combination vaccines is to reduce the number of injections needed and thus increase the likelihood of complete immunization.
Etymology
The term "Combination Vaccine" is derived from the English words "combination" and "vaccine". "Combination" comes from the Latin word "combinare", meaning "to unite", and "vaccine" comes from the Latin word "vaccinus", meaning "of or from cows", due to the early use of cowpox virus to immunize against smallpox.
Types of Combination Vaccines
There are several types of combination vaccines currently in use. These include:
- Diphtheria, Tetanus, and Pertussis (DTaP) Vaccine
- Measles, Mumps, and Rubella (MMR) Vaccine
- Hepatitis A and B (HepA-HepB) Vaccine
- Haemophilus influenzae type b (Hib) and Meningococcal (MenC) Vaccine
Advantages and Disadvantages
Combination vaccines have several advantages, including reducing the number of injections, improving vaccine coverage, and simplifying the immunization schedule. However, they also have some disadvantages, such as potential increased risk of adverse reactions and the possibility of immune interference between the combined vaccines.
Related Terms
External links
- Medical encyclopedia article on Combination vaccine
- Wikipedia's article - Combination vaccine
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