Prolonged action medicinal tablets

• US 3,184,386 A
• Filed: 08/29/1962
• Issued: 05/18/1965
• Est. Priority Date: 05/02/1958
• Status: Expired due to Term

• Current Assignee: Douglas Stephenson
• Original Assignee: Douglas Stephenson
• Inventors: Stephenson, Douglas
• Application Number:
  US04/220,265
• Time in Patent Office: 993 Days
• US Class Current: 424/471
• CPC Class Codes: A61K 9/2013 Organic compounds, e.g. phospholipids, fats
• CPC Class Codes: A61K 9/2063 Proteins, e.g. gelatin
• CPC Class Codes: A61K 9/209 containing drug in at least two layers or in the core and in at least one outer layer
• CPC Class Codes: A61K 9/28 Dragees; Coated pills or tablets , e.g. with film or compression coating A61K9/2072 takes precedence, e.g. partially coated tablets A61K9/2072, coated multilayer tablets A61K9/2086, tablets with drug-coated core A61K9/209
• CPC Class Codes: H01L 29/00 Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor H01L31/00 - H01L33/00, H10K10/00, H10N take precedence; details other than of semiconductor bodies or of electrodes thereof H01L23/00; devices consisting of a plurality of solid state components formed in or on a common substrate H01L27/00

Claims

1. A TABLET CAPABLE OF GIVING PROLONGED ACTING MEDICATION CONTAINING A SUBSTANTIALLY HOMOGENEOUS MIXTURE OF (1) A MEDICAMENT, (2) CASEIN PRESENT IN AN AMOUNT OF FROM 20 TO 60 PERCENT BY WEIGHT OF THE MIXTURE, AND (3) A LIPID OF WAXY CONSISTENCY WHICH IS SPARINGLY SOLUBLE IN WATER, IS SLOWLY DIGESTIBLE IN THE DIGESTIVE JUICES, IS SELECTED FROM THE CLASS CONSISTING OF FATS, FATTY ACIDS AND WAXES, AND IS PRESENT IN AN AMOUNT OF FROM 10 TO 50 PERCENT BY WEIGHT OF THE MIXTURE.