By getting 3 leaves from the plant. Wash it. Eat it. Chew it properly.
gotocola
Somebody told me that it can cure 100 diseases.
Here's a bunch of goto colas for you: http://malate.files.wordpress.com/2010/09/goto-cola.jpg
Yes, fibrosis can heal somewhat by taking herbal Gotu kola. Gotu kola is known to help reduce the scarring caused by fibrosis as well as damage to vital organs.