Non-steroidal progesting

Details Non-steroidal progesting Non-steroidal progesting

2008-06-17

2008-06-17

Wilson, James O. (Department: 1624)

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Heterocyclic carbon compounds containing a hetero ring...

C514S248000, C514S259500, C514S361000, C514S362000, C544S063000, C544S237000, C548S126000, C548S260000, C548S261000

Reexamination Certificate

active

07388006

ABSTRACT:
The present invention relates to non-steroidal progestins of the general formula (I)whereinR1and R2are independently of each other —H or —F,R3is —CH3or —CF3, andAr isor a pharmaceutically acceptable derivative or analogue thereof. These progestins are suitable for selectively modulating progesterone receptor mediated effects in different target tissues, particularly in uterine tissue versus breast tissue. Therefore, the progestins of the present invention, optionally in combination with estrogens, may be used for contraception (in particular in estrogen-free oral contraceptives), hormone replacement therapy and the treatment of gynecological disorders. The present invention furthermore relates to methods for selectively modulating progesterone receptor mediated effects in different target tissues or organs.

REFERENCES:
patent: 6344454 (2002-02-01), Lehmann et al.
patent: WO98/54159 (1998-12-01), None

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