Delivery means for biologically active agents comprising hydroph

Details Delivery means for biologically active agents comprising hydroph Delivery means for biologically active agents comprising hydroph

1977-11-28

1980-05-13

Cockeram, H. S.

Drug, bio-affecting and body treating compositions

Solid synthetic organic polymer as designated organic active...

Polymer from ethylenic monomers only

128130, 424 15, 521905, 521914, 521177, 528 76, 528 79, 528904, A61K 31785, C08G 1848, C08G 1814

Patent

active

042028809

ABSTRACT:
Sustained release delivery means comprising (i) a biologically active agent, (ii) a linear hydrophilic block polyoxyalkylene-polyurethane copolymer, and (iii) optionally containing a buffer. Included among the biologically active agents are abortifacient compounds.

REFERENCES:
patent: 3164565 (1965-01-01), Calamari
patent: 3857932 (1974-12-01), Shepherd et al.
patent: 3975350 (1976-08-01), Hudgin et al.
patent: 3978266 (1976-08-01), Lock
D.O.S. 2528068, Jan. 1976, Ciba-Geigy.

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