Methods for the treatment and prophylaxis of HIV and AIDS
The present invention is directed to methods for inhibition of HIV reverse transcriptase, treatment of infection by HIV, prophylaxis of infection by HIV, and the treatment, prophylaxis and/or delay in the onset or progression of AIDS or ARC by administering a compound of structural Formula I or a pharmaceutically acceptable salt or co-crystal thereof, wherein X is —F or —Cl, less frequently than once daily.
1. A method for the prophylaxis of HIV infection in a subject which comprises orally administering to the subject an effective amount of a compound of structural formula:
or a pharmaceutically acceptable salt thereof, wherein the dosing regimen is once-weekly, bi-weekly, twice monthly or once-monthly.
2. The method of claim 1 wherein the subject is human.
3. The method of claim 2 wherein the dosing regimen is once-weekly.
4. The method of claim 3 wherein the dosage amount is from 1 mg to 50 mg at each administration.
5. The method of claim 2 wherein the dosing regimen is bi-weekly or twice monthly.
6. The method of claim 5 wherein the dosage amount is from 2 mg to 100 mg at each administration.
7. The method of claim 2 wherein the dosing regimen is once-monthly.
8. The method of claim 7 wherein the dosage amount is from 4 mg to 200 mg at each administration.
9. A method for the prophylaxis of HIV infection in a subject which comprises orally administering to the subject an effective amount of a compound of structural formula:
wherein the dosing regimen is once-weekly, bi-weekly, twice monthly or once-monthly.
10. The method of claim 9 wherein the subject is human.
11. The method of claim 10 wherein the dosing regimen is once-weekly.
12. The method of claim 11 wherein the dosage amount is from 1 mg to 50 mg at each administration.
13. The method of claim 10 wherein the dosing regimen is bi-weekly or twice monthly.
14. The method of claim 13 wherein the dosage amount is from 2 mg to 100 mg at each administration.
15. The method of claim 10 wherein the dosing regimen is once-monthly.
16. The method of claim 15 wherein the dosage amount is from 4 mg to 200 mg at each administration.
17. The method of claim 1 for the prophylaxis of HIV-1 infection.
18. The method of claim 2 for the prophylaxis of HIV-1 infection.
19. The method of claim 3 for the prophylaxis of HIV-1 infection.
20. The method of claim 4 for the prophylaxis of HIV-1 infection.
21. The method of claim 5 for the prophylaxis of HIV-1 infection.
22. The method of claim 6 for the prophylaxis of HIV-1 infection.
23. The method of claim 7 for the prophylaxis of HIV-1 infection.
24. The method of claim 8 for the prophylaxis of HIV-1 infection.
25. The method of claim 9 for the prophylaxis of HIV-1 infection.
26. The method of claim 10 for the prophylaxis of HIV-1 infection.
27. The method of claim 11 for the prophylaxis of HIV-1 infection.
28. The method of claim 12 for the prophylaxis of HIV-1 infection.
29. The method of claim 13 for the prophylaxis of HIV-1 infection.
30. The method of claim 14 for the prophylaxis of HIV-1 infection.
31. The method of claim 15 for the prophylaxis of HIV-1 infection.
32. The method of claim 16 for the prophylaxis of HIV-1 infection.