This photo taken on April 27, 2020 shows a vendor displaying hydroxychloroquine (HCQ) tablets at a pharmacy in Amritsar. - India has ramped up output of an anti-malarial drug hailed by US President Donald Trump as a "game-changer" in the fight against coronavirus, even as its pharmaceutical industry struggles to make other key medicines in a lockdown.
This photo taken on April 27, 2020 shows a vendor displaying hydroxychloroquine (HCQ) tablets at a pharmacy in Amritsar. - India has ramped up output of an anti-malarial drug hailed by US President Donald Trump as a "game-changer" in the fight against coronavirus, even as its pharmaceutical industry struggles to make other key medicines in a lockdown.

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    Doctor explains why hydroxychloroquine study is so concerning

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Doctor explains why hydroxychloroquine study is so concerning

Dr. Jorge Rodriguez and CNN's medical correspondent Elizabeth Cohen discuss a new study that shows seriously ill Covid-19 patients treated with hydroxychloroquine, a drug touted by President Donald Trump to treat the virus, were more likely to die or develop dangerous heart arrhythmias.

Doctor explains why hydroxychloroquine study is so concerning

Dr. Jorge Rodriguez and CNN's medical correspondent Elizabeth Cohen discuss a new study that shows seriously ill Covid-19 patients treated with hydroxychloroquine, a drug touted by President Donald Trump to treat the virus, were more likely to die or develop dangerous heart arrhythmias.