Sustained-release drug preparation

Details Sustained-release drug preparation Sustained-release drug preparation

1989-08-22

1991-07-09

Group, Karl

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424469, 424470, A61K 926

Patent

active

050304550

ABSTRACT:
A sustained-release drug preparation comprises a water-soluble drug, a lipidic substance and an oil as its essential components. The drug level in the blood is sustained at a preferable concentation for a long period of time.

REFERENCES:
patent: 2895881 (1959-07-01), Hamada
patent: 3459850 (1969-08-01), Riva
patent: 4163777 (1979-08-01), Mitra
patent: 4375468 (1983-03-01), Dunn

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