Methods of treating, reducing, or preventing a disease or symptom relating to a disease such as oral mucositis, gingivitis, periodontitis, gastric mucositis, inflammatory fibrosis, gastritis, colitis, ileitis, Crohn's disease, chronic inflammatory intestinal disease, inflammatory bowel syndrome, chronic inflammatory bowel disease, celiac disease, ulcerative colitis, a gastric ulcer, a peptic ulcer, a buccal ulcer, a nasopharyngeal ulcer, an esophageal ulcer, a duodenal ulcer, a gastrointestinal ulcer, an autoimmune disorder, inflammation associated with cancer, cancer treatment, or radiation, and/or pain that include: identifying a patient in need of treatment; and administering a therapeutically effective amount of at least one cationic steroid antimicrobial (CSA), or a pharmaceutically acceptable salt thereof. Kits comprising such compositions and instructions on such methods are also contemplated herein.