Don't take either: Both Dayquil and Nyquil are loaded with acetaminophen, a highly toxic drug. I believe it should be taken off the market. 2,000 mg is a toxic dose--but no dose is good for you. If you do take those meds, take 2400 mg of N-Acetylcysteine each day, to regenerate your glutathione.
Answered 12/26/2017
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