Drug-impregnated ceramic

Details Drug-impregnated ceramic Drug-impregnated ceramic

1990-03-15

1994-06-07

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Implant or insert

424422, 424463, 424473, A61K 952

Patent

active

053187792

ABSTRACT:
A drug-impregnated ceramic to be embedded in a living body is disclosed, and includes a porous ceramic having pores with a pore size of 10 to 300 .mu.m, a drug impregnating the porous ceramic via the pores, and a surface layer for controlling the release of the drug. The surface layer is formed to cover at least a portion of the outer surface of the porous ceramic and has a porosity lower than that of the porous ceramic.

REFERENCES:
patent: 4737411 (1988-04-01), Graves et al.
patent: 4778471 (1988-10-01), Bajpai

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