Immunization, Vaccines and Biologicals

27 April 2016

Vaccines: A global health success story

It’s no secret that vaccines are considered 1 of the greatest global health achievements. Every year they avert an estimated 2 to 3 million deaths.

During the last 2 centuries, vaccines have eradicated smallpox, reduced global child mortality rates and prevented countless birth defects and lifelong disabilities. But, the success story of vaccination is not yet finished.

26 April 2016

Global switch in oral polio vaccines

Between 17 April and 1 May 2016, 155 countries and territories will stop using the trivalent oral polio vaccine (tOPV), which targets all three strains of wild poliovirus, and replace it with bivalent OPV (bOPV), which targets the remaining two wild polio strains, types 1 and 3.

25 April 2016

Immunization game-changers should be the norm worldwide

During World Immunization Week, WHO highlights recent gains in vaccines and immunization and outlines further steps needed to close the immunization gap. “Last year immunization led to some notable wins in the fight against polio, rubella and maternal and neonatal tetanus,” says Dr Margaret Chan, WHO Director-General.
“But they were isolated wins. Polio was eliminated in 1 country, tetanus in 3, and rubella in 1 geographical region. The challenge now is to make gains like this the norm.”

16 April 2016

New recommendations for dengue vaccine

A health worker administers a dengue vaccination in the Philippines.
Capa Pictures/P. Olivier

Dengue is the world’s most extensively spread mosquito-borne virus – in the last 60 years, global incidence of the disease has increased 30-fold. The WHO Strategic Advisory Group of Experts (SAGE) on immunization has recommended that a vaccine for dengue, called Dengvaxia (CYD-TDV), be considered for use in geographic settings with high endemicity.

Immunization news

fact buffet

Mortality reduction

79%drop in global measles deaths

Measles fact sheet


86%of infants vaccinated with 3 doses of DTP vaccine in 2014

Immunization coverage fact sheet

Incomplete vaccination

18.7 millioninfants still missing out on basic vaccines

2014 Global vaccination data