IP Library Granted Patent US 12691107
Granted Patent B2
US 12691107 · App. 18/300,805 · Granted Jul 28, 2026

Methods for the treatment and prevention of lung infections caused by gram-positive bacteria, fungus, or virus by administration of tafenoquine

Inventor: Geoffrey S. Dow (Washington, DC)
Assignee: 60 DEGREES PHARMACEUTICALS INC.
A61K31/4706A61P31/04
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Quick Facts
Patent No.
US 12691107
App. No.
18/300,805
Granted
Jul 28, 2026
Kind
B2
Abstract

Methods and composition for treating or preventing a lung infection, or related symptoms, caused by a bacterium, fungus, and/or virus using an effective amount of tafenoquine are disclosed. Methods and compositions for treating or preventing a lung infection in a human that is infected with SARS-CoV-2 using tafenoquine are disclosed.

Claims (23)

1 . A method for treating a SARS-CoV-2 infection in a human subject, said method comprising administering to said human subject an effective amount of tafenoquine, a pharmaceutically-acceptable salt thereof, or a pharmaceutical composition comprising tafenoquine.

2 . The method according to claim 1 , further comprising administering a second agent.

3 . The method according to claim 1 , wherein the human subject is glucose-6-phosphate dehydrogenase (G6PD)-normal.

4 . The method according to claim 1 , wherein the human subject is symptomatic of the SARS-CoV-2 infection prior to initial administration.

5 . The method according to claim 1 , wherein said human subject is asymptomatic of the SARS-CoV-2 infection prior to initial administration.

6 . The method according to claim 1 , wherein said administration is via oral and/or intravenous and/or intra-arterial and/or sub-lingual and/or buccal route(s).

7 . The method according to claim 1 , wherein at least seven doses of about 100 mg-600 mg are administered.

8 . The method according to claim 1 , wherein about 100 mg to about 600 mg is administered in one or more initial dose(s).

9 . The method according to claim 1 , wherein about 100 mg to about 600 mg is administered in one or more initial dose(s) and in one or more subsequent dose(s).

10 . The method according to claim 1 , wherein three initial doses are administered once per day for three days, optionally comprising administration of one or more additional subsequent doses.

11 . The method according to claim 1 , wherein three or four initial doses are administered, optionally comprising administration of one or more additional subsequent doses.

12 . The method according to claim 9 , wherein the subsequence dose(s) is administered once per week.

13 . The method according to claim 9 , wherein the subsequence dose(s) is administered once per day.

14 . The method according to claim 8 , wherein the initial dose(s) is about 200 mg.

15 . The method according to claim 8 , wherein the initial dose(s) is about 150 mg.

16 . The method according to claim 8 , wherein the initial dose(s) is about 100 mg.

17 . The method according to claim 9 , wherein the subsequent dose(s) is about 200 mg.

18 . The method according to claim 9 , wherein the subsequent dose(s) is about 150 mg.

19 . The method according to claim 9 , wherein the subsequent dose(s) is about 100 mg.

20 . The method according to claim 9 , wherein the first subsequent dose is administered seven days after the last initial dose.

21 . The method according to claim 9 , wherein the initial dose is about 200 mg and is administered once a day for three days, and wherein the subsequent dose is about 200 mg and is administered once a week.

22 . The method according to claim 9 , wherein there is one subsequent dose administered approximately one week after the third initial dose.

23 . The method according to claim 8 , wherein there are no subsequent doses administered.