摘要 |
PCT No. PCT/GB94/01384 Sec. 371 Date Mar. 27, 1996 Sec. 102(e) Date Mar. 27, 1996 PCT Filed Jun. 27, 1994 PCT Pub. No. WO95/01186 PCT Pub. Date Jan. 12, 1995There is disclosed a method for producing a system for delivering a drug for the treatment of a condition, comprising immobilizing a drug or other agent in a bio-compatible matrix containing at least one receptor for a physiological substance which will be in the environment of the matrix when administered, said receptor being anchored within the matrix but remaining biologically active being activated in response to the levels of said physiological substance to effect a conformational change in the matrix allowing mobilization and release of the drug only into the environment.
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