PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 20129615-11 2010 The aqueous zein-coated tablets containing very water-soluble drug (metoprolol tartrate) exhibited clear sustained-release dissolution profiles in vitro, while the respective solvent-based film-coated tablets showed much faster drug release. Metoprolol 68-87 zein Zea mays 12-16