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Whose oral vaccine made polio prevention easier around the world?

Quick Answer

Albert Sabin developed the oral polio vaccine in the 1950s, and it became widely used from 1961 onward. Its ease of administration helped global vaccination campaigns.

The Full Story

Albert Sabin created the oral polio vaccine, or OPV, using weakened live virus. It became widely used in the early 1960s and was especially valuable because it could be given by mouth instead of injection. That made mass immunization easier in large-scale public health campaigns. OPV also helped reduce transmission by inducing gut immunity, which was important in stopping outbreaks.

Key Facts

1.Widely used from 1961
2.Given orally, not by injection
3.Used heavily in mass immunization campaigns

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"The tiny sugar cube that helped defeat polio"

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