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US 4,291,016 AGranted
Enteric coated mixture of 4-(2-hydroxy-3-isopropylamino-propoxy) indole and sodium lauryl sulphate
AssigneeSandoz Ltd.
InventorJean-Pierre Nougaret
Life of this patent
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Abstract
The present invention provides a pharmaceutical composition for controlled release of 4-(2-hydroxy-3-isopropylamino-propoxy) indole in the intestinal tract, admixed with sodium lauryl sulphate, and enteric coated.
Claims10
A pharmaceutical composition having a medicament matrix core comprising a mixture of 4-(2-hydroxy-3-isopropylaminopropoxy)indole, and sodium lauryl sulphate, and a physiologically acceptable film which is resistant to gastric juices and breaks down at pH of 5 or more coating the mixture.
Dependencies are inferred from the claim text.