C - Chemistry – Metallurgy – 08 – B
Patent
C - Chemistry, Metallurgy
08
B
167/168
C08B 37/16 (2006.01) A61K 9/22 (2006.01) A61K 31/43 (2006.01) A61K 31/44 (2006.01) C07C 219/28 (2006.01) C07C 229/08 (2006.01) C07C 271/16 (2006.01) C07D 211/90 (2006.01) C07D 213/80 (2006.01) C07D 213/82 (2006.01) C07D 223/28 (2006.01) C07D 233/78 (2006.01) C07D 401/12 (2006.01) C07D 473/00 (2006.01) C07D 499/00 (2006.01) C07H 19/06 (2006.01) C07J 43/00 (2006.01) C08B 37/00 (2006.01)
Patent
CA 1331564
ABSTRACT OF THE DISCLOSURE Inclusion complexes of hydroxypropyl, hydroxy- ethyl, glucosyl, maltosyl or maltotriosyl derivatives of .beta.- or .gamma.-cyclodextrin with the reduced, biooxi- dizable, blood-brain barrier penetrating, lipoidal forms of dihydropyridine ? pyridinium salt redox systems for brain-targeted drug delivery provide a means for stabilizing the redox systems, particularly against oxidation. The redox inclusion complexes also provide a means for decreasing initial drug concentra- tions in the lungs after administration of the systems, leading to decreased toxicity. In selected instances, complexation results in substantially improved water solubility of the redox systems as well.
585791
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
University Of Florida
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