US3247066A - Controlled release dosage form containing water-swellable beadlet - Google Patents

Controlled release dosage form containing water-swellable beadlet Download PDF

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Publication number
US3247066A
US3247066A US223093A US22309362A US3247066A US 3247066 A US3247066 A US 3247066A US 223093 A US223093 A US 223093A US 22309362 A US22309362 A US 22309362A US 3247066 A US3247066 A US 3247066A
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US
United States
Prior art keywords
coating
water
bead
beads
medicament
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US223093A
Inventor
Jr George Milosovich
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Parke Davis and Co LLC
Original Assignee
Parke Davis and Co LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Parke Davis and Co LLC filed Critical Parke Davis and Co LLC
Priority to US223093A priority Critical patent/US3247066A/en
Application granted granted Critical
Publication of US3247066A publication Critical patent/US3247066A/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

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