Sustained release pharmaceutical composition of solid medical ma

Details Sustained release pharmaceutical composition of solid medical ma Sustained release pharmaceutical composition of solid medical ma

1980-07-02

1982-08-10

Rose, Shep K.

Drug, bio-affecting and body treating compositions

Solid synthetic organic polymer as designated organic active...

Polymer from ethylenic monomers only

424 19, 424 22, 424 31, 424 32, 424 33, 424 35, 424 80, 424 81, A61K 914, A61K 916, A61K 920, A61K 3174

Patent

active

043437893

ABSTRACT:
Sustained release pharmaceutical composition of a solid medical material which contains an amorphous solid medical material, polyethylene oxide, and at least one basic substance selected from the group consisting of hydroxypropylmethyl cellulose, hydroxypropyl cellulose, methyl cellulose, polyvinyl pyrrolidone, carboxyvinyl polymer, hydroxypropylmethyl cellulose phthalate, cellulose acetate phthalate, methyl meta-acrylate meta-acrylic acid copolymer, polyvinylacetal diethylaminoacetate, dimethylaminoethyl meta-acrylate meta-acrylic acid copolymer, 2-methyl-5-vinylpyridinemethyl acrylate meta-acrylic acid copolymer, citric acid, urea, succinic acid and amino acid, and may further contain one basic substance selected from the group consisting of a surface active agent, polyethylene glycol, propylene glycol, glycerin, a glycerin fatty acid ester and a vegetable oil (first embodiment): and in the case where the solid medical material is nicardipine, the composition may consist only of the amorphous nicardipine or a salt thereof without the above compound (second embodiment).

REFERENCES:
patent: 2149005 (1939-02-01), Bockmuhl et al.
patent: 2540253 (1951-02-01), Gakenheimer
patent: 2698822 (1955-01-01), Halpern et al.
patent: 3297804 (1967-01-01), Iwamoto et al.
patent: 3308217 (1967-03-01), Lowy et al.
patent: 3325362 (1967-06-01), Poole
patent: 3374146 (1968-03-01), Blicharz et al.
patent: 3458622 (1969-07-01), Hill
patent: 3634584 (1972-01-01), Poole
patent: 3670065 (1972-06-01), Eriksson et al.
patent: 3692896 (1972-09-01), Tsumura et al.
patent: 3852421 (1974-12-01), Koyanagi et al.
patent: 3862311 (1975-01-01), Leeson
patent: 4017598 (1977-04-01), Ohno et al.
patent: 4017647 (1977-04-01), Ohno et al.
patent: 4086346 (1978-04-01), Bocker et al.
patent: 4127647 (1978-11-01), Sato et al.
patent: 4132753 (1979-01-01), Blicharz et al.
patent: 4151273 (1979-04-01), Riegelman et al.
patent: 4159345 (1979-06-01), Takeo et al.
patent: 4180559 (1979-12-01), Huber
patent: 4252786 (1981-02-01), Weiss et al.
patent: 4254099 (1981-03-01), Asmussen et al.
patent: 4269859 (1981-05-01), Morse
Chem. Abstracts 91 #96630h (1979) of Kanebo, Ltd., Jpn. Kokai Tokkyo Koho 79 44,034, Apr. 7, 1979, Coronary vasodilating compositions containing nifedipine.
Chem. Abstracts 93 #155846z, (1980) of Ohta Pharm., Jpn. Kokai Tokkyo Koho 80 22,631, Feb. 18, 1980, Nifedipine pharmaceuticals for easier absorption.
Chem. Abstracts 93 #210260f (1980) of Taiyo Yakuhin, Jpn. Kokai Tokkyo Koho 80 47,615, Apr. 4, 1980, Stable solid pharmaceuticals of nifedipine.
Chem. Abstracts 93 #220596j (1980) of Bayer A/G, Jpn. Kokai Tokkyo Koho 80 64,570, May 15, 1980.
Chem. Abstracts 93 #150124c (1980) of Bayer A/G, Ger. Offen. 2,847,237, May 14, 1980.
Chem. Abstracts 83 #209407w (1975) of Ger. Offen. 2,400,819 Jul. 17, 1975, Finely divided preparation of difficultly soluble pharmaceuticals, Kramer R. R. Amor et al.
Chem. Abstracts 87 #28914w (1977) of Eckert, T. et al. Arch. Pharm. (Weinhelm, Ger.) 1977, 310(2), 116-118, Polymorphic modifications of Nifedipine from supercooled melts.
Chem. Abstracts 90 #109987m (1979) of Ger. Offen. 2,822,882 Dec. 21, 1978, Kawata et al., Nifedipine solid preparations.
Chem. Abstracts 91 #112451h (1979) of Jpn. Kokai Tokkyo Koho 79 46,837, Apr. 13, 1979 Kanebo, Ltd., Nifedipine-containing vasodilating compositions with good absorption.

Affiliated with

Also associated with

Rating

Sustained release pharmaceutical composition of solid medical ma does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Sustained release pharmaceutical composition of solid medical ma, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Sustained release pharmaceutical composition of solid medical ma will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1531069