NAC is a strong antioxidant that reduces oxidative damage. NAC Attack is a randomized, placebo-controlled multicenter trial that will test whether NAC can slow progression of RP. The results are critical to the RP community because if NAC proves beneficial, it will mean lifelong treatment with NAC for patients with RP. We understand the anxiety and concerns that RP causes, but it is best to avoid self-medication with supplements. NAC Attack website: https://www.hopkinsmedicine.org/wilmer/research/nac-attack