The Effects and Neural Mechanisms of Vitamin D and Iron-Immune Homeostasis on Inhibitory Control in Obsessive-Compulsive Disorder

Randomised, open-label trial of calcitriol and iron polysaccharide complex in obsessive compulsive disorder (OCD) (2 arms), sponsored by Guangdong Provincial People's Hospital. Primary endpoints: Change from Baseline in Neurometabolite Concentrations in Key Brain Regions at 12 weeks and Change from Baseline in Inhibitory Control Performance at 12 weeks. Started Aug 2024; status: enrolling by invitation.