Article
Pharmacokinetics of tetrahydrobiopterin following oral loadings with three single dosages in patients with phenylketonuria.
Journal of inherited metabolic disease - 1 Feb 2009
Gramer G, Garbade S F, Blau N, Lindner M
Abstract excerpt
BACKGROUND: Tetrahydrobiopterin (BH(4)) loading has been performed for many years in patients detected by newborn screening for hyperphenylalaninaemia (HPA) to distinguish BH(4) cofactor synthesis or recycling defects from phenylalanine hydroxylase (PAH)-deficient HPA. Previous studies have shown that the pharmacokinetics of BH(4) shows high intra-individual and inter-individual variability. METHODS: Seventeen...
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