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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Taking magnesium with certain antibiotics, such as doxycycline and ciprofloxacin, can decrease the absorption of the antibiotic.
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Health, 22 Sep. 2025
Depending on factors such as the patient’s clinical condition and preexisting conditions and whether the infection was acquired in the hospital or in the community, the antibiotic choices could include one or multiple drugs such as levofloxacin, azithromycin, doxycycline and rifampin.
—Katia Hetter, CNN Money, 4 Sep. 2025
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
See All Example Sentences for doxycycline
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Health, 22 Sep. 2025
Depending on factors such as the patient’s clinical condition and preexisting conditions and whether the infection was acquired in the hospital or in the community, the antibiotic choices could include one or multiple drugs such as levofloxacin, azithromycin, doxycycline and rifampin.
—Katia Hetter, CNN Money, 4 Sep. 2025
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
See All Example Sentences for doxycycline
Cite this Entry
“Doxycycline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/doxycycline. Accessed 4 Nov. 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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