Overview Exploring Learning and Unlearning of Fear Status: Unknown status Trial end date: 1969-12-31 Target enrollment: Participant gender: Summary The present study investigates the effect of d-cycloserine on learning and unlearning of fear in healthy humans and its underlying effect on the amygdala. As a second objective, the effect of genotype on fear learning will be studied. Phase: N/A Details Lead Sponsor: Universitaire Ziekenhuizen LeuvenTreatments: Cycloserine