title: Studies on a sustained release principle based on an inert plastic matrix.
mesh_terms: D001702:Biopharmaceutics; D004064:Digestive System / Q000378:metabolism*; D006801:Humans; D008094:Lithium / Q000378:metabolism; D010437:Peptic Ulcer / Q000209:etiology; D010969:Plastics; D011189:Potassium Chloride / Q000009:adverse effects; D012995:Solubility; D013431:Sulfates / Q000378:metabolism; D013608:Tablets, Enteric-Coated / Q000009:adverse effects; D013997:Time Factors
chemical_list: D010969:Plastics; D013431:Sulfates; D013608:Tablets, Enteric-Coated; D011189:Potassium Chloride; D008094:Lithium