US Patent

US9561204 — Effervescent compositions containing N-acetylcysteine

Method of Use · Assigned to Alpex Pharma SA · Expires 2032-05-08 · 6y remaining

Vulnerability score 68/100 Moderate — design-around opportunities exist

What this patent protects

This patent protects a method of treating acetaminophen poisoning with effervescent pharmaceutical compositions containing a high amount of N-acetylcysteine.

USPTO Abstract

Effervescent pharmaceutical compositions containing a high amount of N-acetylcysteine and a method of treating acetaminophen poisoning with effervescent pharmaceutical compositions containing a high amount of N-acetylcysteine are described.

Drugs covered by this patent

Acetadote (Acetylcysteine) · Bristol-Myers Squibb

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.

Code	Description	Drug
`U-1373`	—	Acetadote
`U-1373`	—	Acetadote

Patent Metadata

Patent number: US9561204
Jurisdiction: US
Classification: Method of Use
Expires: 2032-05-08
Drug substance claim: No
Drug product claim: No
Assignee: Alpex Pharma SA
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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