phytomenadione
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See also: phytoménadione
English[edit]
Alternative forms[edit]
Etymology[edit]
From phyt(ene) + -o- + menadione.
Pronunciation[edit]
- (General American) IPA(key): /ˌfaɪ.toʊˌmɛn.əˈdaɪˌoʊn/
Noun[edit]
phytomenadione (uncountable)
- (biochemistry, pharmacology) A yellow oily naphthoquinone C31H46O2 that is obtained especially from alfalfa, cabbage, spinach, and other leafy green vegetables or made synthetically and that has a fast, potent, and prolonged biological effect. It is essential for the blood-clotting process, effective orally, and useful especially in treating hypoprothrombinemia induced by anticoagulant drugs (trademark Mephyton).
Synonyms[edit]
References[edit]
- “phylloquinone”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “vitamin K”, in Merriam-Webster.com Medical Dictionary, Springfield, Mass.: Merriam-Webster.