doxycycline
noun
doxy·cy·cline
ˌdäk-sə-ˈsī-ˌklēn 
: a broad-spectrum tetracycline antibiotic C22H24N2O8 used orally to treat various bacterial infections
Examples of doxycycline in a Sentence
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The expression could be turned on or off using the antibiotic doxycycline, which allowed for time-specific testing.
—
New Atlas, 4 Aug. 2025
Systemic drugs, including the antibiotic doxycycline, can help cool off inflammation in the scalp during flare-ups and can be used for anywhere from one month to a year.
—Ashley Abramson, Allure, 4 Aug. 2025
Sometimes people are given a single dose of the antibiotic doxycycline for disease prevention, Ng added.10
6.
—Stephanie Brown, Verywell Health, 4 Aug. 2025
In the event that a patient develops Lyme, the disease typically responds well to a course of antibiotics, which may include doxycycline, amoxicillin or cefuroxime, according to experts.
—Amy McGorry, FOXNews.com, 29 July 2025
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New Atlas, 4 Aug. 2025
Systemic drugs, including the antibiotic doxycycline, can help cool off inflammation in the scalp during flare-ups and can be used for anywhere from one month to a year.
—Ashley Abramson, Allure, 4 Aug. 2025
Sometimes people are given a single dose of the antibiotic doxycycline for disease prevention, Ng added.10
6.
—Stephanie Brown, Verywell Health, 4 Aug. 2025
In the event that a patient develops Lyme, the disease typically responds well to a course of antibiotics, which may include doxycycline, amoxicillin or cefuroxime, according to experts.
—Amy McGorry, FOXNews.com, 29 July 2025
See All Example Sentences for doxycycline
Cite this Entry
“Doxycycline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/doxycycline. Accessed 5 Sep. 2025.
Copy CitationMedical Definition
doxycycline
noun
doxy·cy·cline
ˌdäk-sə-ˈsī-ˌklēn
: a broad-spectrum tetracycline antibiotic C22H24N2O8 used orally to treat various bacterial infections
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