https://www.nationalgeographic.com/premium/article/decongestant-medicine-phenylephrine-useless
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9/29/23 at 11:32am
Organization
National Geographic
Author
Stacey Colino
More than 200 over-the-counter decongestants contain a key ingredient that was just revealed to be ineffective—and cold and flu season is just around the corner. Now what?
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