MEDICAMENT-CONTAINING HOLLOW PARTICLE

The problem of the present invention is to provide a medicament-containing particle having sufficient strength durable against compression, coating and the like, and imparted with desired functionality and a process for preparation thereof and the like.The present invention provides a particle compo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KOBIKI, MITSUAKI, OCHIAI, YASUSHI
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	The problem of the present invention is to provide a medicament-containing particle having sufficient strength durable against compression, coating and the like, and imparted with desired functionality and a process for preparation thereof and the like.The present invention provides a particle composed of a shell and a hollow, wherein the shell contains a medicament and a polymer, and a volume ratio of the hollow relative to the whole particle is 1% - 50%. The present invention also provides a process for preparation of the above hollow particle, which includes a step of granulating a powder mixture containing a medicament and a polymer, while spraying a solvent capable of dissolving the polymer.