US 2002/0002172 A1Published application

Pharmaceutical formulations

OwnerCristi L. Bell-Huff, Thomas F. Dolan +1inventors

InventorsCRISTI L. BELL-HUFF, THOMAS F. DOLAN, ANGELA G. HAUSBERGER

Life of this patent

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Pharmaceutical formulations of the compound sildenafil.

Dependent claims

An orally disintegrating pharmaceutical preparation which comprises sildenafil free base together with a pharmaceutically acceptable carrier.

Dependencies are inferred from the claim text.

A61K 31/519
Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim: ortho- or peri-condensed with heterocyclic rings
A61K 9/0056
Mouth and digestive tract, i.e. intraoral and peroral administration: mouth soluble or dispersible forms; Suckable, eatable, chewable coherent…
A61K 9/2095
Pills, tablets, discs, rods: tabletting processes
A61P 15/00
Drugs for genital or sexual disorders

From the US filing history. Foreign family members aren’t listed.

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