Evaluating the efficacy of topical tea tree oil versus preservative-free azithromycin in the treatment of dry eye disease associated with meibomian gland dysfunction: A randomized controlled trial focusing on tear interleukin levels.
PURPOSE Meibomian gland dysfunction (MGD) is a leading cause of dry eye disease (DED) and is associated with ocular surface inflammation characterized by elevated tear cytokines. METHODS In this single-masked, randomized, parallel-group clinical trial, 50 adults with meibomian gland dysfunction (MGD)-associated dry e...