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Drug Interactions

Article imageJoe Graedon - September 14, 2026
Article imageJoe Graedon - September 7, 2026
Article imageTerry Graedon - September 28, 2026 - 96 comments

Drinking Coffee with Synthroid Undermines a Morning Dose

Drinking coffee with Synthroid leads to lower absorption of this thyroid hormone. Fiber and cow's milk also interfere. What's for breakfast?

Terry Graedon - July 12, 2026

Taking Thyroid Medicine Properly

Joe Graedon - May 28, 2026

Does Your Medicine Have a Boxed Warning? Why You Must Know!

Joe Graedon - April 13, 2026

OTC Drug Safety: Are We Playing Doctor At Our Peril?

Joe Graedon - March 12, 2026

Should You Fortify Your Life With Vitamins and Minerals?

Dennis Miller, RPh - February 22, 2026

FDA Commissioner Makary Wants to Make Most Drugs OTC. Is He Joking?

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Joe Graedon - February 16, 2026

If You Take Paxlovid, What’s the Cost? Will You Get Over COVID More Quickly?

How well does Paxlovid prevent serious illness or death from COVID-19? If people take Paxlovid, how much will it cost? The price is scary!

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Joe Graedon - February 2, 2026

“PM” Pills, Brain Fog, and Risk: America’s First Antihistamine Under Fire

The sedating antihistamine in "PM" pills for pain has some experts worried. Is diphenhydramine affecting cognitive function and brain health?