FDA adds Guillain-Barré syndrome warning to GlaxoSmithKline’s shingles vaccine

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via The FDA late Wednesday sent out a safety communication to explain that while GlaxoSmithKline’s shingles vaccine Shingrix is a safe vaccine, it’s now added a new warning to the label noting an increased risk of a rare but debilitating disorder known as Guillain-Barré syndrome (GBS).

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