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Medical Term:


Pronunciation: pir′i-dok′sēn

Definition: 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.