Sustained release matrix

PL Oren, WMK Seidler - US Patent 4,968,508, 1990 - Google Patents
This invention provides a matrix composition for sustained drug delivery which is comprised
of an active agent, a hydrophilic polymer and an enteric polymer. The enteric polymer is …

Gastrointestinal mucosa-adherent granules, pharmaceutical preparations and a coating composition

Y Akiyama, N Nagahara, SI Hirai - US Patent 5,731,006, 1998 - Google Patents
A solid matrix composition which is solid at ambient temperature, which comprises a
viscogenic agent, such as an acrylic acid polymer, capable of developing viscosity on …

Gastrointestinal mucosa-adherent matrixes pharmaceutical preparations and a coating composition

Y Akiyama, N Nagahara, SI Hirai - US Patent 6,368,635, 2002 - Google Patents
(57) ABSTRACT A Solid matrix composition which is Solid at ambient temperature, which
comprises a Viscogenic agent, Such as an acrylic acid polymer, capable of developing …

Gastrointestinal mucosa-adherent matrixes, pharmaceutical preparations and a coating composition

Y Akiyama, N Nagahara, SI Hirai - US Patent 5,576,025, 1996 - Google Patents
57 ABSTRACT A solid matrix composition which is solid at ambient tem perature, which
comprises a viscogenic agent, such as an acrylic acid polymer, capable of developing …

Methods for reducing flushing in individuals being treated with nicotinic acid for hyperlipidemia

EA Cefali, DJ Bova - US Patent 6,676,967, 2004 - Google Patents
Methods for reducing flushing in individuals being treated for hyperlipidemia with nicotinic
acid are disclosed. According to the methods of the present invention, flushing can be …

Biodegradable polymer blends for drug delivery

AJ Domb, M Maniar, AST Haffer - US Patent 5,919,835, 1999 - Google Patents
(51) Int. Cl."........................................................ A61F 2/02 57 ABSTRACT 52 US
Cl........................... 523/113; 525/411; 525/415; Blends of polymers having properties distinct …

Multiple action cold/sinus preparations

S Lech, AM Schobel, J Denick Jr - US Patent 5,681,577, 1997 - Google Patents
A chewable cold/sinus preparation comprising a bitter tasting mixture of a decongestant
such as pseudoephedrine and an antihistamine such as diphenhydramine and/or …

Methods and sustained release nicotinic acid compositions for treating hyperlipidemia at night

DJ Bova - US Patent 6,129,930, 2000 - Google Patents
US6129930A - Methods and sustained release nicotinic acid compositions for treating
hyperlipidemia at night - Google Patents US6129930A - Methods and sustained release …

Controlled release oral dosage form of beta-adrenergic blocking agents

CM Chen, XX Cheng - US Patent 7,022,342, 2006 - Google Patents
US PATENT DOCUMENTS 5,919,828 A 7/1999 Weglicki 5,932,572 A 8/1999 Dean et al.
5,700,410 A 12/1997 Nakamichi et al. 5,945,125 A 8/1999 Kim 5,773,023 A 6/1998 Deckner …

Nicotinic acid compositions for treating hyperlipidemia and related methods therefor

DJ Bova - US Patent 6,080,428, 2000 - Google Patents
An orally administered antihyperlipidemia composition according to the present invention
includes from about 250 to about 3000 parts by weight of nicotinic acid, and from about 5 to …