Approved for To treat hyperphenylalaninemia in patients with sepiapterin-responsive phenylketonuria, in conjunction with a phenylalanine-restricted diet. 12.1 Mechanism of Action SEPHIENCE is a precursor of the enzymatic co-factor tetrahydrobiopterin (BH 4 ) which activates PAH. Side effects, costs, interactions, manufacturer, and generic alternatives sourced from FDA labels, openFDA FAERS, and…
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