EP1640008A1 — A stabilized aqueous (6S)-folinic acid preparation for injection
Assigned to Nipro Corp · Expires 2006-03-29 · 20y expired
What this patent protects
The present invention provides a stabilized aqueous preparation for injection containing 5-formyl-(6S)-tetrahydrofolic acid or a pharmacologically acceptable salt thereof as an active ingredient and a method of stabilizing 5-formyl-(6S)-tetrahydrofolic acid or a pharmacologically…
USPTO Abstract
The present invention provides a stabilized aqueous preparation for injection containing 5-formyl-(6S)-tetrahydrofolic acid or a pharmacologically acceptable salt thereof as an active ingredient and a method of stabilizing 5-formyl-(6S)-tetrahydrofolic acid or a pharmacologically acceptable salt thereof. An aqueous preparation containing 5-formyl-(6S)-tetrahydrofolic acid or a pharmacologically acceptable salt thereof shows extremely excellent preservation stability in the presence of a pH regulator and an antioxidant.
Drugs covered by this patent
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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