The present invention is directed to a stable solid formulations of tetrahydrobiopterin, processes for producing them, and treatment methods using such formulations. ...http://www.google.es/patents/US20070270581?utm_source=gb-gplus-sharePatente US20070270581 - Stable Tablet Formulation
Número de solicitud: 10/563,418 Número de publicación: US 2007/0270581 A1 Fecha de presentación: 16 Nov 2005 Patente emitida: US8003126 ( Fecha de emisión 23 Ago 2011)