Botox Shows Lasting Effects On Distant Muscles

Botulinum neurotoxin type A better known as Botox has previously unsuspected 'systemic' effects on muscles other than the ones it's injected into, reports a study in the January issue of Anesthesia & Analgesia, official journal of the International Anesthesia Research Society (IARS). Experiments in rats show that Botox has lasting effects on muscles after injection even muscles distant from the injection site. In addition, Botox seems to have "unique" effects on muscle responses to a widely used muscle relaxant, which could affect patient monitoring during surgery or mechanical ventilation...

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