Changes
* Natural extract Sophora Flavescens cited in LG patent of 2001.
* Research shows fewer than 7 patents based on Sophora Flavescens for hair loss or alopecia.
== Conclusions ==
* Hair loss medication is a very active area of research and intellectual property development.
* One of the most promising areas of development is the area of Anti-androgens.
* The top companies are Merck, L’Oreal and Smithkline.
