Drug – bio-affecting and body treating compositions – Solid synthetic organic polymer as designated organic active... – Polymer from ethylenic monomers only
Patent
1984-03-08
1985-11-26
Rose, Shep K.
Drug, bio-affecting and body treating compositions
Solid synthetic organic polymer as designated organic active...
Polymer from ethylenic monomers only
424 16, 424 80, 514165, A61K 928, A61K 936, A61K 3160
Patent
active
045553998
ABSTRACT:
A tablet, which readily disintegrates in gastric fluid to give aspirin crystals coated with a polymeric film preventing the aspirin crystals from contacting the stomach wall but not preventing access of gastric fluid to the aspirin contained within the polymer film, which consists of a plurality of aspirin crystals 20-60 mesh in size coated with about 3-10% by weight of a polymeric mixture comprising from about 1.5 to about 15 parts by weight ethylcellulose and about one part by weight hydroxypropylcellulose; a compression aid; a disintegrant; and a tableting aid.
REFERENCES:
patent: 2811483 (1957-10-01), Aterno et al.
patent: 2853420 (1958-09-01), Lowey
patent: 2887440 (1959-05-01), Greminger et al.
patent: 2928770 (1960-03-01), Bardani
patent: 3081233 (1963-03-01), Enz et al.
patent: 3109775 (1963-11-01), Shepard et al.
patent: 3133863 (1964-05-01), Tansby
patent: 3247066 (1966-04-01), Milosovich
patent: 3256111 (1966-06-01), Singiser
patent: 3341416 (1967-09-01), Anderson et al.
patent: 3344029 (1967-09-01), Berger
patent: 3383236 (1968-05-01), Brindamour
patent: 3388041 (1968-06-01), Gans et al.
patent: 3400185 (1968-09-01), Kohnle et al.
patent: 3488418 (1970-01-01), Holliday et al.
patent: 3524910 (1970-08-01), Holliday et al.
patent: 3632739 (1972-01-01), Kornblum
patent: 3773920 (1973-11-01), Nakamoto et al.
patent: 3835221 (1974-09-01), Fulberth et al.
patent: 3907983 (1975-09-01), Seth
patent: 3917813 (1975-11-01), Pedersen
patent: 3922339 (1975-11-01), Shear
patent: 3951851 (1976-04-01), Kitajima
patent: 4016254 (1977-04-01), Seager
patent: 4083949 (1978-04-01), Benedickt
patent: 4138475 (1979-02-01), Mc Ainsh et al.
patent: 4167558 (1979-09-01), Shoth et al.
patent: 4173626 (1979-11-01), Dempski et al.
patent: 4248858 (1981-02-01), Guley et al.
patent: 4259314 (1981-03-01), Lowey
patent: 4321253 (1982-03-01), Beatty
patent: 4341759 (1982-07-01), Bogentoft et al.
Green et al., J. Pediatrics 98(5): 832-834, May 1981, "Absorption Characteristics of Sustained Release Theophylline Capsules Administered in Applesauce".
Weinberger, J. Pediatrics 92(1): 1-7, Jan. 1978, Theophylline for Treatment of Asthma.
Key Pharmaceuticals, Inc.
Rose Shep K.
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