Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Capsules
Patent
1999-05-07
2000-04-18
Rose, Shep K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Capsules
424465, 514383, 514384, A61K 920, A61K 948, A61K 4700
Patent
active
060512520
ABSTRACT:
An orally administrable solid dosage form containing a compacted ribavirin composition having an advantageously high tap density of at least 0.6 g/mL as well as surprisingly rapid disintegration and dissolution rates and wherein the ribavirin is subsantially free of polymorphic forms of ribavirin is disclosed.
REFERENCES:
patent: 3424842 (1969-01-01), Nurnberg
patent: 3490742 (1970-01-01), Nichols et al.
patent: 3622677 (1971-11-01), Short et al.
patent: 4211771 (1980-07-01), Witkowski et al.
patent: 4458016 (1984-07-01), Yamanaka et al.
patent: 4609675 (1986-09-01), Franz
patent: 4681765 (1987-07-01), Guley
patent: 4886669 (1989-12-01), Ventouras
patent: 5030447 (1991-07-01), Joshi et al.
patent: 5370878 (1994-12-01), Shah
patent: 5492692 (1996-02-01), Digenis
patent: 5506248 (1996-04-01), Nikfar et al.
patent: 5605889 (1997-02-01), Curatolo et al.
patent: 5738872 (1998-04-01), Ortyl et al.
patent: 5914128 (1999-06-01), Liebowitz et al.
patent: 5916594 (1999-06-01), Liebowitz et al.
Botzolakis, et al., "The role of disintegrants in hard-gelatin capsules", J. Pharm. Pharmacol., 1984, 36:77-84.
CA 122: 72003 of Japanese Published patent appln entitled: "Antiviral agents containing interferon and ribavirin as active ingredients for RNA virus", JP 06298665 Oct. 25, 1994.
CA 123:179388 of Japanese Published patent appln entitled: Formationof inclusion compounds with cyclodextrin in the presence of water-soluble polymers to improve solubility and stability, JP 0765616, Jun. 27, 1995.
Prusiner, et al, "The Crystal and Molecular Structures of Two Polymorphic Crystalline Forms of Virazole(1-.beta.-D-Ribofuranosyl-1,2,4-triazole-3-carboxamide). A New Synthetic Broad Spectrum Antiviral Agent", Acta Cryst., 1976, B32(2):419-420.
CA 79:126733 of Prusiner, et al, "A New Class of Synthetic Nucleoside Analogues with Broad-spectrum Antiviral Properties", Nature New Biology, 1973, 244(134):116-118.
Ding, et al., "Studies on Bioavailability of Ribavirin in Capsules in Healthy Volunteers", Chin J Clin Pharmacol, 1994:10(3):177-180 : pp. 177-179 in Japanese & English language Abstract on p. 180.
Mac Nussen, et al., "Double-Blind Evaluation of Oral Ribavirin (Virazole) in Experimental A Virus Infection in Volunteers"Antimicrob. Agents Chemotherapy 1997, 12(4):498-502.
Togo, et al., "Chemoprophylaxis and Therapy of Respiratory Viral Infections", J Infect Dis Jun. 1976 133 Suppl:A109-A113.
Bowen Frank E.
Chaudry Imtiaz A.
Liebowitz Stephen M.
Stupak Elliot I.
Vadino Winston A.
Hoffman Thomas D.
Rose Shep K.
Schering Corporation
LandOfFree
Orally administrable solid dosage form does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Orally administrable solid dosage form, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Orally administrable solid dosage form will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2334536