World health organization

Vaccine vial monitors: Transforming the way we can deliver vaccines

WHO/Umit Kartoglu

Villagers in Indaman – a remote village in Chintabaraden region of Niger – gather for immunization. Given the extreme heat, the risks of vaccine spoilage are high. These vaccines with VVM were carried safely in cold boxes for a day. The VVM is showing that they are still good to use.

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