Idebenone is used in the treatment of Friedreich's ataxia and Leber's hereditary optic neuropathy.
How Idebenone works Idebenone belongs to the class of drugs known as antioxidants, which are molecules that prevent the oxidation of other molecules. It functions by protecting a wide variety of cells from oxidative damage, thereby increasing energy production within those cells.
Common side effects of Idebenone include nasopharyngitis (inflammation of the throat and nasal passages), cough, diarrhea, and back pain.