(Updated August 18, 2018) An abortion drug known as ru486 is showing potential as a treatment for central serous chorioretinopathy (CSC), a condition which can lead to loss of central vision. The drug, also called mifepristone, blocks the action of progesterone, a hormone necessary to sustain pregnancy. It is also a potent antiglucocorticoid agent. Glucocorticoids [Read More]