Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Cyclopentanohydrophenanthrene ring system doai
Reexamination Certificate
2006-09-18
2010-06-08
Padmanabhan, Sreeni (Department: 1627)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Cyclopentanohydrophenanthrene ring system doai
C514S169000, C514S177000, C514S182000
Reexamination Certificate
active
07732431
ABSTRACT:
The invention concerns a pharmaceutical composition comprises trimegestone optionally associated with an oestrogen, characterized in that it comprises a buffer solution whereof the pH, when it is introduced in the composition, ranging essentially between 2 and 5.5. The invention also concerns the methods for making such a composition and the primary package containing them.
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McIlvaine buffer document (Whetten Ross, 1997).
Becourt Philippe
Georges Robert
Segot Chicq Serge
aventis pharma SA
Farquharson-Torres Serena
Morrill Brian R.
Padmanabhan Sreeni
Ramachandran Umamaheswari
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