Immunization, Vaccines and Biologicals

WHO responds to critical health needs of thousands of Syrians fleeing East Ghouta

Health workers talking to citizens in Syria

Syrians are fleeing the escalating violence in besieged East Ghouta and there are many children that have not been vaccinated for several years and are at high risk of contracting life-threatening diseases such as measles and polio.

WHO is supporting an emergency vaccination campaign to immunize against measles, mumps, rubella, tuberculosis, hepatitis and polio. Thousands of children under the age of 5 have been vaccinated in the past week.

Diphtheria vaccination campaign for 2.7 million children concludes in Yemen

Child receives a vaccination

WHO, UNICEF and national health authorities have completed a large-scale vaccination campaign to control the spread of diphtheria in Yemen.

The campaign targeted nearly 2.7 million children aged 6 weeks to 15 years in 11 governorates. More than 6000 health workers were mobilized during the campaign, including for community engagement and the administration of the vaccine.

Rebuilding confidence in HPV vaccination

An illustration of a young woman talking to a doctor
Stop HPV - stop livmoderhalskræft in Denmark

Sustaining or rebuilding public trust in vaccines is an ongoing objective of immunization programmes around the world.

Through a WHO-initiated peer group started two years ago, Denmark is sharing lessons learned on HPV with countries such as Ireland, the Netherlands and Austria.

WHO scaling up routine immunization coverage in South Sudan

Mr Abdulaziz Gwarzo EPI consultant training vaccinators during the phase II meningitis campaign

To strengthen and increase routine immunization coverage in conflict affected areas, WHO conducted multiple service delivery activities including accelerated outreach, measles follow-up campaign and phase II of the meningitis campaign in the conflict affected states of Unity, Jonglei and Upper Nile to reduce the risk of vaccine-preventable diseases including measles and meningitis outbreaks.

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Key resources and other documentation pertinent to our immunization work

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Immunization newsroom stories featured over the last five years

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Questions & Answers

A list of questions and answers on vaccine-preventable diseases