pyridoxine(redirected from Pyri)
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one of the forms of vitamin B6, used as the hydrochloride salt in the prophylaxis and treatment of vitamin B6 deficiency. It is also used in counteracting the neurotoxic effects of isoniazid and as an antidote to cycloserine.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
The original vitamin B6; term now includes pyridoxal and pyridoxamine, associated with the use of unsaturated fatty acids. In rats, deficiency produces a nutritional dermatitis and acrodynia; in humans, deficiency may result in increased irritability, convulsions, and peripheral neuritis. The hydrochloride is used in pharmaceutic preparations; found naturally in some vegetables.
Farlex Partner Medical Dictionary © Farlex 2012
pyridoxine(pĭr′ĭ-dŏk′sēn, -sĭn) also
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.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
pyridoxineNutrition A form of vitamin B6 used with INH for TB to prevent peripheral neuropathy. See Vitamin B6.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
The original vitamin B6; a term that now includes pyridoxal and pyridoxamine; necessary for various functions including amino acid metabolism and synthesis of heme, histamine, and dopamine. Deficiency may result in increased irritability, convulsions, and peripheral neuritis. The hydrochloride is used in pharmaceutical preparations; the chief form in plant matter.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
pyridoxineOne of the B6 group of vitamins. The drug is on the WHO official list.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
pyridoxine (B6 )a water-soluble vitamin of the B-COMPLEX found in fresh meat, eggs, liver, fresh vegetables and whole grains. The vitamin acts as a coenzyme in AMINO ACID metabolism from carbohydrates, a deficiency of which causes dermatitis and, sometimes, motor impairment.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005