EP Patent

EP4578506A3 — Formulations of anhydrous sodium thiosulfate

Assigned to Fennec Pharmaceuticals Inc · Expires 2025-08-20 · 1y expired

What this patent protects

Described herein is anhydrous sodium thiosulfate, methods for synthesizing anhydrous sodium thiosulfate, pharmaceutical compositions thereof, and methods of treating ototoxicity. Anhydrous sodium thiosulfate is synthesized from sodium sulfite, sulfur, and cetylpyridinium chloride…

USPTO Abstract

Described herein is anhydrous sodium thiosulfate, methods for synthesizing anhydrous sodium thiosulfate, pharmaceutical compositions thereof, and methods of treating ototoxicity. Anhydrous sodium thiosulfate is synthesized from sodium sulfite, sulfur, and cetylpyridinium chloride. The anhydrous sodium thiosulfate is formulated into a pharmaceutical composition comprising a buffer and solvent. These compositions are useful for eliminating or reducing ototoxicity in pediatric patients receiving platinum based chemotherapeutics.

Drugs covered by this patent

Patent Metadata

Patent number
EP4578506A3
Jurisdiction
EP
Classification
—
Expires
2025-08-20
Drug substance claim
No
Drug product claim
No
Assignee
Fennec Pharmaceuticals Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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