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Clinical trials underway for potential drug to stop cytokine storm in COVID-19 patients

Doctors have many unanswered questions about how the coronavirus attacks the body. One potential treatment focuses on drugs that help regulate a patient's immune response to the virus, stopping it from causing the inflammation that can result in devastating consequences. CBS News senior medical correspondent Dr. Tara Narula looks at one arthritis drug and speaks to a patient who took it.
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