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A patient with relapsing babesiosis tested parasite-free after treatment with tafenoquine, showing promise for a first FDA-approved therapy.
60 Degrees Pharmaceuticals reports the first patient in its expanded access trial of tafenoquine (ARAKODA®) for relapsing babesiosis tested negative for the parasite using two sensitive molecular tests, including an FDA-approved RNA amplification test.
The patient, an immunosuppressed individual who failed prior treatments, showed no detectable Babesia 60 days after completing therapy, supporting earlier findings of high cure rates.
No FDA-approved treatment exists for babesiosis, a rising tick-borne illness in the Northeast that can be life-threatening.
The company submitted a Breakthrough Therapy Designation request to the FDA on October 3, 2025, and plans a Type B meeting in early 2026 to discuss a supplemental NDA.
The study, expected to conclude by October 2026, is part of three ongoing trials assessing tafenoquine’s potential in babesiosis, with data anticipated in late 2026.
Tafenoquine is currently approved in the U.S. for malaria prevention.
Un paciente con babesiosis recurrente se probó libre de parásitos después del tratamiento con tafenoquina, mostrando promesa para una primera terapia aprobada por la FDA.