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Last Updated: March 16, 2025

Claims for Patent: 6,361,758

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Summary for Patent: 6,361,758

Title:	Cosolvent formulations
Abstract:	Stable pharmaceutical formulations of a therapeutic agent, a low molecular weight alcohol and a glycol derivative are disclosed. Preferred formulations include 19-nor-1.alpha.,3.beta.,25-trihydroxy-9,10-secoergosta-5,7(E),22(E)-triene .
Inventor(s):	Li; Lukchiu (Vernon Hills, IL), Pec; Edward Anthony (Gurnee, IL), Robinson; Daniel H. (Lake Bluff, IL), Stephens; Dennis A. (Mt. Prospect, IL), Jantzi; Kathee (Madison, WI), May; Thomas Barton (Grayslake, IL), Oberdier; John Paul (Gurnee, IL)
Assignee:	Abbott Laboratories (Abbott Park, IL)
Application Number:	09/689,507
Patent Claims:	1. A sterilized, self-preserved, synergistic antimicrobial vehicle composition consisting essentially of water, a low molecular weight alcohol in the range of about 25% to about 30%, and a glycol derivative in the range of about 20% to about 25%. 2. The composition of claim 1 wherein the low molecular weight alcohol is ethanol. 3. The composition of claim 1 wherein the glycol derivative is glycerin or propylene glycol. 4. The composition of claim 3 wherein the glycol derivative is propylene glycol. 5. The composition of claim 1 wherein the low molecular weight alcohol is ethanol and the glycol derivative is polypropylene glycol. 6. The composition of claim 1 wherein the sterilization is terminal sterilization. 7. The composition of claim 6 wherein the sterilization is aseptic fill. 8. The composition of claim 1 wherein the low molecular weight alcohol is present in the range of about 27% to about 30% (v/v). 9. The composition of claim 1 wherein the glycol derivative is present in the range of about 20% to about 23% (v/v). 10. The formulation of claim 6 wherein sterilization is an autoclaving

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