For millions of people who suffer from hair loss due to alopecia areata, treatment options have been limited. Now, there is a new treatment, just approved by the U.S. Food and Drug Authority (FDA). It is called Olumiant, and it is the first and the only FDA-approved pill that can be used to treat people with severe alopecia areata. If you are struggling with this type of hair loss, there are a few things you need to know.