Rectal foam or suppositories to treat ulcerative colitis (proctitis) or for Crohn's disease affecting the rectum. Steroids birey be classified based on their chemical composition.[52] One example of how MeSH performs this classification is available at the Wikipedia MeSH catalog. Examples of this classification include: Steroids should hamiş be injected https://www.webwiki.co.uk/tr.wikipedia.org/wiki/Vitamin