US11433076 — Preparation containing tetracyclic compound at high dose
Formulation · Assigned to Chugai Pharmaceutical Co Ltd · Expires 2035-04-24 · 9y remaining
What this patent protects
This patent protects an improved solubility of a pharmaceutical composition containing a tetracyclic compound, achieved by forming granules of the compound with a disintegrating agent.
USPTO Abstract
An improved solubility of a pharmaceutical composition or formulation containing a large amount of 9-ethyl-6,6-dimethyl-8-(4-morpholin-4-yl-piperidin-1-yl)-11-oxo-6,11-dihydro-5H-benzo[b]carbazole-3-carbonitrile or a salt thereof can be achieved by forming granules of the compound or salt thereof and allowing the granules to be present together with a disintegrating agent.
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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