IP Library Granted Patent US 8,664,208
Granted Patent B2
US 8,664,208 · App. 13/292,405 · Granted Mar 4, 2014

Tanaproget compositions containing ethinyl estradiol

Inventors: Arwinder Nagi (Thiells, NY); Ramarao Chatlapalli (Hopewell Junction, NY); Shamim Hasan (East Elmhurst, NY); Zafar Ali (Danbury, CT); Mohamed Ghorab (Edison, NJ)
Assignee: Wyeth LLC
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Quick Facts
Patent No.
US 8,664,208
App. No.
13/292,405
Granted
Mar 4, 2014
Kind
B2
Abstract

Compositions containing micronized tanaproget, or a pharmaceutically acceptable salt thereof, and ethinyl estradiol and methods of preparing the same are provided. Also provided are kits containing the compositions, methods of contraception and hormone replacement therapy including administering a composition containing micronized tanaproget and ethinyl estradiol.

Claims (21)

1. A product comprising an effective amount of micronized tanaproget, or a pharmaceutically acceptable salt thereof, and an effective amount of ethinyl estradiol.

2. The product according to claim 1 , which comprises about 0.1% to about 1% wt/wt of tanaproget.

3. The product according to claim 2 , which comprises about 0.17% to about 0.53% wt/wt of tanaproget.

4. The product according to claim 2 , which comprises about 0.17% wt/wt of tanaproget.

5. The product according to claim 2 , which comprises about 0.35% wt/wt of tanaproget.

6. The product according to claim 2 , which comprises about 0.52% wt/wt of tanaproget.

7. The product according to claim 1 , which comprises about 0.03 to about 0.05% wt/wt of ethinyl estradiol.

8. The product according to claim 7 , which comprises about 0.035% wt/wt of ethinyl estradiol.

9. The product according to claim 1 , wherein said ethinyl estradiol is a 2% triturate in lactose.

10. The product according to claim 9 , which comprises about 1.75% of a ethinyl estradiol 2% triturate in lactose.

11. The product according to claim 1 , further comprising microcrystalline cellulose, anhydrous lactose, croscarmellose sodium, and magnesium stearate.

12. The product according to claim 11 , which comprises about 30 to about 56% wt/wt of microcrystalline cellulose.

13. The product according to claim 11 , which comprises about 30 to about 56% wt/wt of anhydrous lactose.

14. The product according to claim 11 , which comprises about 2 to about 6% wt/wt of croscarmellose sodium.

15. The product according to claim 11 , which comprises about 0.25 to about 0.5% wt/wt of magnesium stearate.

16. The product according to claim 11 , comprising about 0.175% wt/wt of micronized tanaproget, or a pharmaceutically acceptable salt thereof, about 0.035% wt/wt of ethinyl estradiol, about 54.5% wt/wt of microcrystalline cellulose, about 37.3% wt/wt of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.

17. The product according to claim 11 , comprising about 0.35% wt/wt of micronized tanaproget, or a pharmaceutically acceptable salt thereof, about 0.035% wt/wt of ethinyl estradiol, about 54.4% wt/wt of microcrystalline cellulose, about 37.2% wt/wt of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.

18. The product according to claim 11 , comprising about 0.525% wt/wt of micronized tanaproget, or a pharmaceutically acceptable salt thereof, about 0.035% wt/wt of ethinyl estradiol, about 54.3% wt/wt of microcrystalline cellulose, about 37.1% wt/wt/ of anhydrous lactose, about 6% wt/wt of croscarmellose sodium, and about 0.25% wt/wt of magnesium stearate.

19. A pharmaceutical kit comprising a daily dosage unit of said product of claim 1 and a daily dosage unit of said ethinyl estradiol.

20. The product according to claim 1 , wherein said product comprises about 100 μg, 200 μg, or 300 μg of tanaproget.

21. The product according to claim 1 , which comprises about 20 μg of ethinyl estradiol.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 16, 2014
From: NAGI, ARWINDER; CHATLAPALLI, RAMARAO; HASAN, SHAMIM; ALI, ZAFAR; GHORAB, MOHAMED
To: WYETH
Reel/Frame 031984/0098 →
CHANGE OF NAME Recorded Jan 16, 2014
From: WYETH
To: WYETH LLC
Reel/Frame 032070/0118 →
Continuity (3)
Continuation 11448965 · Jun 7, 2006
Provisional Application 60688806 · Jun 9, 2005
Related Publication 20120114748A1 · May 10, 2012