See Also: menadione(medicine)
Menadione(health)
menadione(dictionary)
menadione alkyltransferase(medicine)
menadione reductase(medicine)
menadione sodium bisulfite(medicine)

menadione (iou)



menadione noun. Orig. US. M20.
[from ME(THYL + NA(PHTHALENE + -DIONE.]
Pharmacology. A synthetic yellow derivative of naphthoquinone used to treat haemorrhage by stimulating prothrombin production; 2-methyl-1,4-naphthoquinone, C11H8O2. Also called menaphthone, vitamin K3. Cf. MENAQUINONE.