Capsules containing inhalable tiotropium
First Claim
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1. ) A capsule for inhalation which contains as an inhalable powder a mixture of tiotropium with at least one physiologically acceptable excipient, wherein the material forming the capsule is a mixture of cellulose derivatives, starch, starch derivatives, chitosan and synthetic plastics and has a TEWS or halogen drier moisture of content of less than 15%.
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Abstract
The invention relates to capsules for inhalation (inhalettes) made from specific capsule materials with a reduced moisture content, which contain the active substance tiotropium in the form of powdered preparations and are characterised by increased stability.
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29 Claims
- 1. ) A capsule for inhalation which contains as an inhalable powder a mixture of tiotropium with at least one physiologically acceptable excipient, wherein the material forming the capsule is a mixture of cellulose derivatives, starch, starch derivatives, chitosan and synthetic plastics and has a TEWS or halogen drier moisture of content of less than 15%.
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