Global health regulators testing carcinogen levels of popular diabetes drug

• The European Medicines Agency has also urged companies to test for high levels of NDMA in metformin.

Context: Concerns about NDMA have been increasing since it was found in blood pressure drugs and those containing ranitidine.

Yes, but: This news isn't necessarily bad, former FDA commissioner Scott Gottlieb told Axios.

• "There's likely to be more reports of regulatory efforts to look for these risks, and perhaps additional findings," he said. "Because we're now more focused on mitigating these theoretical risks. That's not necessarily a bad thing. Our expectation of safety and our ability to control for it has increased."

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