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Last Updated: March 29, 2024

Claims for Patent: 9,226,931


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Summary for Patent: 9,226,931
Title:Topical treatment for chemotherapy induced eyelash loss or hypotrichosis using prostamide F2 alpha agonists
Abstract: The present invention is directed to compositions and methods for the treatment of post-chemotherapeutic hypotrichosis. More specifically, the present invention is directed to the use of compositions comprising bimatoprost for the treatment of post-chemotherapeutic hypotrichosis which may be applied before, during and after receiving chemotherapeutic treatment.
Inventor(s): Ahluwalia; Gurpreet (Orange, CA), Beddingfield; Frederick C. (Pacific Palisades, CA), Edwards; Sydney G. (Aliso Viejo, CA), Whitcup; Scott M. (Laguna Hills, CA)
Assignee: Allergan, Inc. (Irvine, CA)
Application Number:14/199,402
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,226,931
Patent Claims: 1. A method of increasing hair growth in chemotherapy patients, the method comprising applying bimatoprost to one selected from the group consisting of eyelids, eyebrows and the scalp before, during, or after chemotherapeutic treatment.

2. The method of claim 1, wherein bimatoprost is 0.03% w/v bimatoprost and is applied at least once a day to the eyelids.

3. The method of claim 2, wherein the method results in eyelashes which are longer, thicker or darker compared to patients receiving no treatment.

4. The method of claim 2, wherein the method is applied for at least 6 months after completing chemotherapeutic treatment.

5. The method of claim 4, wherein the method is applied for at least 12 months after completing chemotherapeutic treatment.

6. The method of claim 3, wherein the number of eyelashes increases in comparison to post-chemotherapeutic patients who received no treatment.

7. The method of claim 1, wherein the bimatoprost is added during and after post-chemotherapeutic treatment.

8. The method of claim 2, wherein the method is applied twice a day.

9. The method of claim 8, wherein the bimatoprost is applied to the upper and lower eyelid margin of each eye.

10. The method of claim 1, wherein the method effectively treats post-chemotherapeutic hair loss.

11. The method of claim 1, further comprising the step of administering one selected from the group consisting of minoxidil and Propecia.RTM..

12. A method of preventing loss of eyelashes in patients undergoing a chemotherapeutic treatment, the method comprising applying bimatoprost to the eyelids before, during, or after chemotherapeutic treatment.

13. The method of claim 12, wherein bimatoprost is 0.03% w/v bimatoprost and the 0.03% w/v bimatoprost is applied at least once a day.

14. The method of claim 12, wherein the method results in less eyelash loss compared to patients receiving no treatment.

15. The method of claim 14, wherein the method is applied for at least 6 months after completing chemotherapeutic treatment.

16. The method of claim 14, wherein the method is applied for at least 12 months after completing chemotherapeutic treatment.

17. The method of claim 12, wherein the method is applied prior to receiving chemotherapeutic treatment.

18. The method of claim 17, wherein the method is applied for three months prior to receiving chemotherapeutic treatment.

19. The method of claim 12 wherein the bimatoprost is in the form of a solution or an emulsion.

20. The method of claim 12 wherein the bimatoprost is applied to the upper eyelid, the lower eyelid or both the upper and lower eyelid.

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