EP1356816A1 — Medicinal preparation containing 5-methyl-1-phenyl-2-(1h)-pyridone as active ingredient
Assigned to Shionogi and Co Ltd · Expires 2003-10-29 · 23y expired
What this patent protects
A tablet characterized by comprising 5-methyl-1-phenyl-2-(1H)-pyridone as the main ingredient and, based on the main ingredient, 10 to 50 wt.% excipient, 5 to 40 wt.% disintegrator, 1 to 10 wt.% binder, 0.5 to 5 wt.% lubricant, 2 to 6 wt.% coating basis, and 0.05 to 3 wt.% light-…
USPTO Abstract
A tablet characterized by comprising 5-methyl-1-phenyl-2-(1H)-pyridone as the main ingredient and, based on the main ingredient, 10 to 50 wt.% excipient, 5 to 40 wt.% disintegrator, 1 to 10 wt.% binder, 0.5 to 5 wt.% lubricant, 2 to 6 wt.% coating basis, and 0.05 to 3 wt.% light-shielding agent, wherein the odor or bitterness of the 5-methyl-1-phenyl-2-(1H)-pyridone is masked and the light stability is improved.
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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