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
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Key dates
| Filing date | May 30, 2000 |
| Grant date | Feb 18, 2003 |
| Priority date | — |
| Expiry date | May 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.