CA Patent

CA3158389A1 — Use of cyclodextrins as a radiostabilizer

Assigned to GE Healthcare Ltd · Expires 2021-04-29 · 5y expired

What this patent protects

The present invention provides a radiopharmaceutical composition comprising the following four components: (i) a radio-labelled compound; (ii) ethanol; (iii) a stabilizer of the radio-labelled compound; and (iv) a cyclodextrin. The present invention also provides a radiopharmaceu…

USPTO Abstract

The present invention provides a radiopharmaceutical composition comprising the following four components: (i) a radio-labelled compound; (ii) ethanol; (iii) a stabilizer of the radio-labelled compound; and (iv) a cyclodextrin. The present invention also provides a radiopharmaceutical composition comprising: (i) a radio-labelled compound; (ii) a stabilizer of the radio-labelled compound, wherein the stabilizer comprises: ascorbic acid, aspartic acid, cysteine, maleic acid, gentisic acid, glutathione, glutamic acid, mannitol, nicotinamide, calcium chloride, N-t-butyl-alpha-phenylnitrone (PBN), tartaric acid, para-aminobenzoic acid (pABA), chloride ions or salts or combinations thereof; and (iii) a cyclodextrin.

Drugs covered by this patent

Patent Metadata

Patent number
CA3158389A1
Jurisdiction
CA
Classification
Expires
2021-04-29
Drug substance claim
No
Drug product claim
No
Assignee
GE Healthcare 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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.