US Patent

US9949990 — Oral composition of celecoxib for treatment of pain

Method of Use · Assigned to Dr Reddys Laboratories Ltd · Expires 2036-05-27 · 10y remaining

Vulnerability score 62/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects a stable oral liquid pharmaceutical composition of celecoxib that does not precipitate in a simulated stomach environment.

USPTO Abstract

The present invention relates to a stable oral liquid pharmaceutical composition of celecoxib or its pharmaceutically acceptable salts thereof. The celecoxib present in the compositions as described herein do not show any precipitation when subjected in Fasted-State Simulated Gastric Fluid (FaSSGF) at pH 2.0, temperature of 37° C.±0.5° C. and under stirring at a speed of 50 rpm at least for 60 minutes. It also relates to the process of preparing and method of using said composition of celecoxib.

Drugs covered by this patent

FDA Patent Use Codes

When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.

CodeDescriptionDrug
U-2718 — Celebrex

Patent Metadata

Patent number
US9949990
Jurisdiction
US
Classification
Method of Use
Expires
2036-05-27
Drug substance claim
No
Drug product claim
Yes
Assignee
Dr Reddys Laboratories Ltd
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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