Drug – bio-affecting and body treating compositions – Solid synthetic organic polymer as designated organic active... – Polymer from ethylenic monomers only
Patent
1975-06-25
1977-05-24
White, Robert F.
Drug, bio-affecting and body treating compositions
Solid synthetic organic polymer as designated organic active...
Polymer from ethylenic monomers only
264113, 264115, 264122, D04H 116
Patent
active
040256138
ABSTRACT:
A method for making multi-layer aspirin tablets including a timed-release layer by coating particles of standard aspirin prior to tabletting with an organic solvent solution containing cellulose acetate phthalate and a plasticizer and pressing together separate layers of the thus-coated aspirin and standard uncoated aspirin into a double-layer tablet.
REFERENCES:
patent: 3115441 (1963-12-01), Hermelin
patent: 3488418 (1970-01-01), Holliday et al.
Guy Michael G.
Powers Richard G.
Guy Michael G.
Hall James R.
Powers Richard G.
Stern James F.
Stern Robert M.
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