| abstract |
Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof wherein R 12 or R 13 on the A group is an aryl, heteroaryl or heterocycle (R 32 ) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade. The inhibitors of factor D described herein reduce the excessive activation of complement. |