Botulism Shot to the Heart May Wipe Out Erratic Rhythms

A doctor draws Allergan Inc. Botox in Redondo Beach, California.

Photographer: Patrick T. Fallon/Bloomberg

Botulinum toxin, widely embraced as the wrinkle-remover Botox, appeared to also wipe out a common and potentially deadly heart rhythm problem that can occur after open-heart surgery.

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