doxycycline

noun

doxy·​cy·​cline ˌdäk-sə-ˈsī-ˌklēn How to pronounce doxycycline (audio)
: a broad-spectrum tetracycline antibiotic C22H24N2O8 used orally to treat various bacterial infections

Examples of doxycycline in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Powders are added to the mix, cracked open from capsules of pills like doxycycline, an antibiotic that treats acne as well as infections. Emmanuel Akinwotu, NPR, 25 Mar. 2025 Antibiotics: Certain antibiotics, such as doxycycline and ciprofloxacin, may not be absorbed well if taken at the same time as a magnesium supplement. Kirstyn Hill, Pharmd, Mph, Health, 5 Mar. 2025 What Medications Have Red Dye 3? Some common medicines that contain Red No. 3 include Tylenol PM, gabapentin and doxycycline. Mary Whitfill Roeloffs, Forbes, 15 Jan. 2025 These can prevent the body from fully absorbing doxycycline. Megan Nunn, Verywell Health, 22 Jan. 2025 See All Example Sentences for doxycycline

Word History

Etymology

deoxy- + tetracycline

First Known Use

1966, in the meaning defined above

Time Traveler
The first known use of doxycycline was in 1966

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Cite this Entry

“Doxycycline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/doxycycline. Accessed 2 Apr. 2025.

Medical Definition

doxycycline

noun
doxy·​cy·​cline ˌdäk-sə-ˈsī-ˌklēn How to pronounce doxycycline (audio)
: a broad-spectrum tetracycline antibiotic C22H24N2O8 used orally to treat various bacterial infections
Last Updated: - Updated example sentences
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