Dab some calamine lotion onto your rash using a cotton pad ... don’t apply it under the diaper. It could further irritate the skin. »Learn more:Learn more about hydrocortisone cream for ...

To treat a poison oak rash, use a steroid cream, calamine lotion, or antihistamine. Poison oak is a shrub that grows on the US west coast and can cause an allergic skin reaction in about 85% of ...