Pharmaceutical products

Details Pharmaceutical products Pharmaceutical products

1997-07-03

1999-03-30

Harrison, Robert H.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Capsules

424456, 514962, A61K 900, A61K 948

Patent

active

058885404

ABSTRACT:
A pharmaceutical product in the form of a gelatin capsule with a fill comprises a hydrogel material, a gas generator and an oil-based or hydrophilic based liquid vehicle, wherein upon contact with acidic aqueous medium the gelatin capsule breaks up, disperses or dissolves and the fill reacts to form a foam.

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patent: 4424235 (1984-01-01), Sheth et al.
patent: 4795642 (1989-01-01), Cohen et al.
patent: 4935243 (1990-06-01), Borkan et al.
patent: 5456918 (1995-10-01), Quirk et al.
International Search Report for PCT/GB/02373.

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