The US FDA has warned that a type of broad-spectrum antibiotics known as fluoroquinolones significantly raises the risk of achilles tendon ruptures. Any antibiotic name that ends in “floxacin” is best used as a last resort. It seems like such antibiotics quadruple the risk of achilles tendon ruptures. Much more in this article.

It has been known for many years that antibiotics increase the risk of achilles tendon ruptures, but the evidence from this new report is especially condemning.