Cochrane

Erosive lichen planus (ELP) is a condition that affects the mouth, oesophagus (food pipe or gullet), and anogenital region. It is caused by an over-active immune system. It is often more painful and debilitating than the non-erosive types of lichen planus. Depending on the site involved, affected individuals may experience pain, and difficulty eating; ...

Oral lichen planus (OLP) is a condition where there are long-term, painful areas on the lining of the mouth. The treatment is for reducing pain but there is no cure for this disease. Usual treatment is steroid ointment applied directly to the painful areas. This review found no research evidence to show that one type of steroid is better or worse than ...