Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs Irritant diaper dermatitisUpdated: 2020-04-07OverviewDiaper rash is linked to wet or infrequently changed diapers, diarrhea, new foods, and antibiotics.TreatmentsMost such rashes start to improve after a few days of at-home care with over-the-counter ointment and more-frequent diaper changes. If not, or if other symptoms such as fever and widespread rash occur, a doctor visit is needed. © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use