Potential Dangers with Some Cold Remedies

Common OTC cold medications that include acetaminophen (Tylenol) may expose patients to dangerous phyenylephrine levels. These include medicines such as Tylenol Cold and Flu and DayQuil. When healthy volunteers took phenylephrine (10 mg) combined with acetaminophen (1000 mg) the blood concentration of phenylephrine was 2 times higher than when taking phenylephrine alone. Potential adverse effects include…

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