The aim of the study is to investigate the effects of preoperative Saxenda (liraglutide). There are two groups, one group receives Saxena in addition to dietary measures when first seeking the operation, one group only diet. The investigator is researching how much additional preoperative weight loss is possible with the drug admitted preoperatively.
BMI > 35.0 kg/m2
Health insurance via Österreichische Gesundheitskasse
Willingness to be assigned to either of the two groups
Willingness to adhere to preoperative dietological measures
Patients with previous bariatric surgerys
Patients aged below 18 years
Patients with BMI < 35 kg/m2
Patients with psychiatric disorders