Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Matrices
Patent
1990-01-24
1992-03-03
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Matrices
424444, 424488, 514944, A61K 914
Patent
active
050931334
ABSTRACT:
An ibuprofen containing hydroalcoholic gel of pH 3.5 to 6.0 for topically treating inflammation or pain comprising an effective amount of ibuprofen; 40 to 60% alcohol, e.g. ethanol or isopropyl alcohol; 0-20% of a non-volatile solvent, e.g. propylene glycol; 2.0 to 5.0% gelling agents, e.g. 2.5% hydroxypropyl cellulose or 4.0% polyacrylic acid polymer; sufficient base, e.g. triethanolamine, to adjust the pH to between 3.5 and 6.0; and water; methods for delivering ibuprofen through the skin to treat inflammation or pain using the hydroalcoholic gel; and use of substantially pure S-ibuprofen to topically treat such inflammation or pain.
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patent: 4849418 (1989-07-01), Lohner et al.
patent: 4877620 (1989-10-01), Loew et al.
S. S. Adams, Ph.D., P. Bresloff, Ph.D. and C. G. Mason, Ph.D., "The Optical Isomers of Ibuprofen", Current Medical Research and Opinion, vol. 3, No. 8, p. 552, (1975).
S. S. Adams, P. Bresloff, C. G. Mason, "Pharmacological Differences Between the Optical Isomers of Ibuprofen: Evidence for Metabolic Inversion of the (-)-Isomer", J. Pharm. Pharmac., vol. 28, p. 256, (1976).
E. J. D. Lee, K. Williams, R. Day, G. Graham and D. Champion, "Stereoselective Disposition of Ibuprofen Enantiomers in Man", Br. J. Clin., Pharmac., vol. 19, pp. 669-679, (1985).
K. M. Williams and R. O. Day, "Stereoselective Disposition--Basis for Variability in Response to NSAID's", Birkhauser Verlag, Basel, pp. 119-126, (1985).
Gemborys Mark
Wisniewski Stephen J.
Brindisi Joseph J.
Mc-Neil-PPC, Inc.
Page Thurman K.
Piccone Louis A.
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