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 (pĭr′ĭ-dŏk′sēn, -sĭn) also pyr·i·dox·in (-dŏk′sĭn)
A pyridine derivative, C8H11NO3, that is one of several forms of vitamin B6 and is the form typically found in vitamin supplements and enriched foods.


(ˌpɪrɪˈdɒksiːn) or


(Elements & Compounds) biochem a derivative of pyridine that is a precursor of the compounds pyridoxal and pyridoxamine. Also: vitamin B6
[C20: from pyrid(ine) + ox(ygen) +-ine2]


(ˌpɪr ɪˈdɒk sin, -sɪn)

also pyr•i•dox•in


a derivative of pyridine, required in forming hemoglobin and in preventing pellagra; vitamin B6.
[1935–40; pyrid (ine) + ox (ygen) + -ine2]


ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pyridoxine - a B vitamin that is essential for metabolism of amino acids and starchpyridoxine - a B vitamin that is essential for metabolism of amino acids and starch
B complex, B vitamin, B-complex vitamin, vitamin B, vitamin B complex, B - originally thought to be a single vitamin but now separated into several B vitamins


n piridoxina
References in periodicals archive ?
Increasing levels of dietary pyridoxine yielded positive effects on tissue PN and PLP (P < 0.01), which reached the maximum levels in the abalone fed the diet containing 43.5 mg PN/kg diet and leveled off when the dietary PN increased further.
Almost 3,000 people took part in a study that reported a dose-dependent link between intake of the vitamin (pyridoxine) and the risk of colorectal cancer.
Explants were cultured on: MS salts with sucrose, inositol, NAA, kinetin and thiamine HCl; MS Minimal Organics with pyridoxine, nicotinic acid, sucrose, IAA and BA; or MS Medium with inositol, NAA and kinetin.
The subjects were followed for a mean of 2 years, and regular blood tests confirmed that high doses of folic acid, pyridoxine (vitamin [B.sub.6]), and cobalamin (vitamin [B.sub.12]) markedly reduced homocysteine levels.
The Yves patty's ingredients are: water, soy protein product, partially hydrogenated soybean oil, vital wheat gluten, modified cellulose, spices, salt, evaporated cane juice powder, hydrolyzed corn and soy protein, natural flavor (vegetable source), yeast extract, caramel color, vitamin [B.sub.1] (thiamine hydrochloride), vitamin [B.sub.2] (riboflavin), vitamin [B.sub.3] (niacinamide), vitamin [B.sub.6] (pyridoxine hydrochloride), vitamin [B.sub.12] (cyanocobalamin), pantothenic acid (calcium pantothenate), reduced iron, and zinc (zinc oxide).
Bendectin consisted of 10 mg of pyridoxine (vitamin [B.sub.6]) and 10 mg of doxylamine combined in a single tablet to be taken up to four times per day Since a 10mg dose of pyridoxine isn't available in the United States, the closest American patients can get to the drug available in Canada is to take a 25-mg tablet of pyridoxine together with 12.5 mg of doxylamine in the form of half a tablet of Unisom.
WASHINGTON -- Hydration and pyridoxine supplementation are essential in treating people with hyperoxaluria, Dr.
During cooking and canning experiments, the researchers found that unenriched white rice lost an average 17.7 percent of its niacin, 11 percent of its pyridoxine, 53.8 percent of its thiamine and 13 percent of its riboflavin.
40mg2ml 100 1.26 a11db00 thiamine nitrate / pyridoxine hcl / cyancobalamin film.Tab.
2 Ginger contains many essential vitamins such as pyridoxine (vitamin B6), and pantothenic acid (vitamin B5).
5 CLOVES are a source of vitamin K, vitamin B6 (pyridoxine), thiamine (vitamin B 1), vitamin C and riboflavin.
EAT MORE FENNELL 1 IT contains vitamins such as pantothenic acid, pyridoxine (vitamin B6), folic acid, niacin, riboflavin and thiamine plus vitamin C, which helps the body develop resistance against free radicals.