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/ˌfaɪ.toʊˌmɛn.əˈdaɪˌoʊn/ · noun
(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)..
Use phytomenadione when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Phytomenadione means (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)..
Common synonyms include phylloquinone, vitamin K1.
The opposite depends on the specific sense.
Use phytomenadione where its definition matches the intended context.
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