E66
Conditions
Interventions
Group 1: Oxytocin administration: 24 IU oxytocin in 0.6 ml dilution (Syntocinon®
Defiante Farmacêutica, Funchal/Madeira, Portugal) are administered as a nasal spray
Group 2: Placebo administration (vehicle solution as a nasal spray)
Sponsors
Medizinische Psychologie und Verhaltensneurobiologie, Universität Tübingen
Eligibility
Sex/Gender
Male
Age
18 Years to 45 Years
Inclusion criteria
Inclusion criteria: Obese (i.e., BMI > 30 kg/m2) but otherwise healthy, non-smokers
Exclusion criteria
Exclusion criteria: Disorders
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Eating behavior following oxytocin/placebo administration is assessed by means of a rich breakfast buffet. Subjects are asked to eat ad libitum and according to their desires for 30 min. Subsequently, i.e., in the postprandial period, subjects are offered a selection of snacks under the pretext of a taste test. The ingested amount is protocolled to measure hedonic food intake. | — |
Secondary
| Measure | Time frame |
|---|---|
| Cognitive control parameters including alertness | — |
Countries
Germany
Contacts
Public ContactManfred Hallschmid
Medizinische Psychologie und Verhaltensneurobiologie, Universität Tübingen
Outcome results
None listed