Invention Grant
- Patent Title: Preparation of pharmaceutical formulations
- Patent Title (中): 药物制剂的制备
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Application No.: US12309341Application Date: 2007-07-13
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Publication No.: US07691873B2Publication Date: 2010-04-06
- Inventor: David John Duncalf , Steven Paul Rannard , James Long , Dong Wang , Andrew James Elphick , John Staniforth , Daniele Chauvin , Alison Jayne Foster
- Applicant: David John Duncalf , Steven Paul Rannard , James Long , Dong Wang , Andrew James Elphick , John Staniforth , Daniele Chauvin , Alison Jayne Foster
- Applicant Address: US NJ Englewood Cliffs
- Assignee: Conopco, Inc.
- Current Assignee: Conopco, Inc.
- Current Assignee Address: US NJ Englewood Cliffs
- Agent Ellen Plotkin
- Priority: GB0613925.7 20060713; WOPCT/EP2007/056560 20070629
- International Application: PCT/GB2007/050409 WO 20070713
- International Announcement: WO2008/007152 WO 20080117
- Main IPC: A61K31/44
- IPC: A61K31/44 ; A61K31/445
Abstract:
A process for the production of a composition comprising a water-insoluble opioid which comprises the steps of: a) providing a mixture comprising: i) a water-insoluble opioid, ii) a water soluble carrier, and iii) a solvent for each of the opioid and the carrier, and b) spray-drying the mixture to remove the or each solvent and obtain a substantially solvent-free nano-dispersion of the opioid in the carrier.
Public/Granted literature
- US20090325995A1 Preparation of pharmaceutical formulations Public/Granted day:2009-12-31
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