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Last Updated: March 28, 2024

Claims for Patent: 9,561,229


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Summary for Patent: 9,561,229
Title:Emulsion formulations of aprepitant
Abstract: Disclosed herein are novel pharmaceutical formulations of aprepitant suitable for parenteral administration including intravenous administration. Also included are formulations including both aprepitant and dexamethasone sodium phosphate. The pharmaceutical formulations are stable oil-in-water emulsions for non-oral treatment of emesis and are particularly useful for treatment of subjects undergoing highly emetogenic cancer chemotherapy.
Inventor(s): Ottoboni; Thomas B. (Belmont, CA), Han; Han (Mountain View, CA)
Assignee: Heron Therapeutics, Inc. (Redwood City, CA)
Application Number:15/083,071
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,561,229
Patent Claims: 1. An injectable pharmaceutical emulsion comprising: 0.4 wt/wt % to 1.0 wt/wt % aprepitant; 13 wt/wt % to 15 wt/wt % egg yolk lecithin; 9 wt/wt % to 10 wt/wt % soybean oil; and a pH modifier, wherein the pH modifier is sodium oleate; wherein the pH of the emulsion ranges from 7.5 to 9.0.

2. The emulsion according to claim 1, wherein the emulsion comprises 0.7 wt/wt % aprepitant.

3. The emulsion according to claim 1, wherein the emulsion comprises 14 wt/wt % egg yolk lecithin.

4. The emulsion according to claim 1, wherein the emulsion further comprises 3 wt/wt % to 8 wt/wt % sucrose.

5. The emulsion according to claim 1, wherein the emulsion further comprises 5 wt/wt % sucrose.

6. The emulsion according to claim 1, wherein the emulsion further comprises 2 wt/wt % to 6 wt/wt % ethanol.

7. The emulsion according to claim 1, wherein the emulsion further comprises less than 6 wt/wt % ethanol.

8. An injectable pharmaceutical emulsion comprising: 0.7 wt/wt % aprepitant; 14 wt/wt % egg yolk lecithin; 9 wt/wt % to 10 wt/wt % soybean oil; and a pH modifier, wherein the pH modifier is sodium oleate; wherein the pH of the emulsion ranges from 7.5 to 9.0.

9. The emulsion according to claim 8, wherein the emulsion further comprises 5 wt/wt % sucrose.

10. The emulsion according to claim 8, wherein the emulsion further comprises 2 wt/wt % to 6 wt/wt % ethanol.

11. The emulsion according to claim 8, wherein the emulsion further comprises less than 4 wt/wt % ethanol.

12. A method for treating nausea and vomiting in a subject in need thereof comprising administering to the subject the pharmaceutical emulsion according to claim 1.

13. The method according to claim 12, wherein the nausea and vomiting is chemotherapy induced nausea and vomiting.

14. The method according to claim 13, wherein the chemotherapy induced nausea and vomiting is in response to highly emetic chemotherapy.

15. The method according to claim 13, wherein the chemotherapy induced nausea and vomiting is in response to moderately emetic chemotherapy.

16. The method according to claim 12, wherein the administering is intravenous.

17. A method for treating nausea and vomiting in a subject in need thereof comprising administering to the subject the pharmaceutical emulsion according to claim 8.

18. The method according to claim 17, wherein the nausea and vomiting is chemotherapy induced nausea and vomiting.

19. The method according to claim 18, wherein the chemotherapy induced nausea and vomiting is in response to highly emetic chemotherapy.

20. The method according to claim 18, wherein the chemotherapy induced nausea and vomiting is in response to moderately emetic chemotherapy.

21. The method according to claim 17, wherein the administering is intravenous.

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