Method for increasing the storage stability of physostigmine

Details Method for increasing the storage stability of physostigmine Method for increasing the storage stability of physostigmine

1993-02-17

1994-08-16

Phelan, Gabrielle

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Web, sheet or filament bases; compositions of bandages; or...

424448, A61F 1300

Patent

active

053385489

ABSTRACT:
This patent relates a method for increasing the storage stability of physostigmine free base and physostigmine analogs by incorporating the free base into a polymer matrix. Chemically compatible enhancers and adjuvants do not interfere with the stabilization of the free bases.

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patent: 4880690 (1989-11-01), Szycher et al.
patent: 4908213 (1990-03-01), Govil et al.
patent: 4911707 (1990-03-01), Heiber et al.
patent: 5064654 (1991-11-01), Berner
patent: 5089267 (1992-02-01), Hille et al.

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