menadione /men·a·di·one/ (men″ah-di´ōn) vitamin K3.
Menadione
menadione
menadione [men″ah-di´ōn] vitamin K3.
1. a synthetic fat-soluble vitamin that can be converted in the body to active vitamin K.
2. the basic double ring quinone structure that is the parent structure of the related compounds with vitamin K activity, which can be formed by addition of long side chain substituents.
men·a·di·one (m n  -d   n)n. A synthetic vitamin K derivative occurring as a yellow crystalline powder and used as a vitamin K supplement. |
Menadione
A synthetic form of vitamin K. It is sometimes called vitamin K3.
Mentioned in: Vitamin Toxicity
menadione
[men′ədi·ōn]
a synthetic fat-soluble provitamin that can be chemically converted in the body to active vitamin K. It is used as a source of vitamin K in the treatment of hypoprothrombinemia associated with vitamin K deficiency, as occurs in hepatic or biliary disease or malabsorption syndromes, or after administration of salicylates, anticoagulants, or certain antibiotics. It is administered orally or intramuscularly. See also vitamin K. Also called vitamin K3.
menadione [men″ah-di´ōn] vitamin K3.
1. a synthetic fat-soluble vitamin that can be converted in the body to active vitamin K; administered orally or intramuscularly. See vitamin.
2. the basic double ring quinone structure that is the parent structure of the related compounds with vitamin K activity, which can be formed by addition of long side chain substituents.
menadione
a fat-soluble synthetic derivative of vitamin K used in the treatment and prevention of deficiency. Called also vitamin K3.
menadione sodium bisulfite
is soluble in water and can be given by injection for a rapid effect.
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