What Antibiotic Turns Your Teeth Gray? The Truth About Tetracycline Stains
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4 min read
The first reported case of tooth discoloration caused by tetracycline in a child occurred in 1956. For decades, this class of antibiotics was known to cause permanent, dark staining. If you've ever wondered **what antibiotic turns your teeth gray**, the answer lies primarily with the tetracycline family of drugs and its mechanism of binding to developing teeth.