Definition: The 4-carboxyaldehyde form of VITAMIN B 6 which is converted to PYRIDOXAL PHOSPHATE which is a coenzyme for synthesis of amino acids, neurotransmitters (serotonin, norepinephrine), sphingolipids, aminolevulinic acid.
deficiency: coordinate PYRIDOXAL /defic (IM) with VITAMIN B 6 DEFICIENCY (IM)
Pharmacological ActionVitamin B Complex ExamplesPyridoxal Phosphate