New mpox vaccines for Congo's children held up by old problem

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Japan pledged in September to donate three million doses from its national stockpile of LC16m8 vaccines, first developed by local firm KM Biologics for smallpox.

It is the only vaccine effective against mpox that is approved for use in children, and the pledge was the biggest single donation yet to fight the disease anywhere.

 

But the two countries took time to negotiate over a common issue in global health: who pays if there are unexpected side effects caused by the vaccine.

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