Definition of amoxicillin
: a semisynthetic penicillin C16H19N3O5S derived from ampicillin
From the M-W Editors
Recent Examples of amoxicillin from the Web
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What supplements are useful when on long-term antibiotics such as amoxicillin and doxycycline, for continuing treatment of Lyme disease?
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Origin and Etymology of amoxicillin
amino + ox- + penicillin
First Known Use: 1971
Medical Dictionary
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