Water and drug delivery system for suppository use

Details Water and drug delivery system for suppository use Water and drug delivery system for suppository use

1981-09-08

1984-03-27

Rosenbaum, C. Fred

Surgery

Controlled release therapeutic device or system

A61L 1506

Patent

active

044391943

ABSTRACT:
A drug delivery system designed to deliver water and drug to the site of administration is composed of a core of an aqueous solubulizing system in a wax housing, which melts at body temperature, surrounded by a matrix of drug and water-dispersible excipients. The entire unit may also be coated with a semi-permeable membrane to modulate drug release.

REFERENCES:
patent: 1573976 (1896-12-01), Hinchman
patent: 1812769 (1906-02-01), Pond
patent: 2110962 (1938-03-01), Munro
patent: 3490454 (1970-01-01), Goldfarb et al.
patent: 3521637 (1970-07-01), Waterbury
patent: 3845770 (1974-11-01), Theeuwes et al.
patent: 3967618 (1976-07-01), Zaffaroni
patent: 3977404 (1976-08-01), Theeuwes
patent: 4160452 (1979-07-01), Theeuwes
Australian Journal of Experimental Biology, vol. 33, pp. 415-420 (1955), "A Continuous Long-Term Injector".

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