Rectal foam or suppositories to treat ulcerative colitis (proctitis) or for Crohn's disease affecting the rectum. An acute exacerbation is more commonly known bey a 'flare-up'. An acute exacerbation of chronic obstructive pulmonary disease (COPD) is a sudden worsening of COPD symptoms compared with the usual severity of symptoms. Steroid https://www.youtube.com/redirect?q=https://tr.wikipedia.org/wiki/Vitamin