Patent · US Expired

Nonimmunosuppressive [&ggr;-hydroxy-methylleucine4] cyclosporin A, hair growth stimulator and external composition for skin using the same

US6521595B1 · kind B1 · utility

14Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 2000
Grant dateFeb 18, 2003
Priority date
Expiry dateMay 30, 2020

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K2800/70
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to methods for treating alopecia and stimulating hair growth and pharmaceutical compositions using nonimmunosuppressive [&ggr;-hydroxy-methylleucine4] cyclosporin A having superior hair growth-promoting effect, wherein the hydroxyl group is added to the carbon position of No. 4 methylleucine of cyclosporin A by the microorganism.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.