Rectal foam or suppositories to treat ulcerative colitis (proctitis) or for Crohn's disease affecting the rectum. Reversing enlargement of blood vessels in the area they are applied to. They cause a narrowing of the blood vessels. Steroids play critical roles in a number of disorders, including malignancies like prostate cancer, https://search.grainger.illinois.edu/searchaidlog3/sourcelognew.asp?ID=782151&goog--https://tr.wikipedia.org/wiki/Vitamin