Main > PHARMA. > Drug Delivery > pH Independent > Extended Release Formulation

Product USA. A

PATENT ASSIGNEE'S COUNTRY USA
UPDATE 11.00
PATENT ASSIGNEE Abbott Labs
PATENT CLAIMS Pharma compn comprising therapeutically effective amount of an acidic pharmacologic agent dissolved or dispersed in a polymer matrix comprising
- Neutral, water-swellable, hydrophilic polymer (10-40%)
- Acid soluble polymer (15-50%) which is water swellable at
pH > 5
PATENT PHOTOCOPY Available on request

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