Expandable pharmaceutical forms

Details Expandable pharmaceutical forms Expandable pharmaceutical forms

A - Human Necessities

61

K

A61K 47/32 (2006.01) A61K 9/00 (2006.01) A61K 9/20 (2006.01)

Patent

CA 2143500

The present invention relates to administration forms having a relatively long gastric residence time, in the preparation of which mixtures of polymers containing lactam groups and polymers containing carboxyl groups are used, and which are distinguished both by marked swelling properties and by high dimensional stability in the swollen state.

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