This trial is being done to look at the safety and effect of combining cagrilintide and NNC0480-0389 in people living with overweight and obesity compared to taking cagrilintide alone. In one period participants will get two medicines: cagrilintide and NNC0480-0389. In the other period, participants will get cagrilintide together with a placebo version of NNC0480-0389.The placebo looks like the real treatment but does not have any active medicine in it. Cagrilintide and NNC0480-0389 is a new medicine being tested to help people with type 2 diabetes and/or overweight or obesity. The trial medicines is not yet approved for use outside of clinical trials. Participants will receive the trial medicines the way the trial doctor has described. The study will last for about 4.5 months.
Female at birth.
Age 18-64 years (both inclusive) at the time of signing the informed consent.
Body mass index (BMI) between 27.0 kilograms per square meter (kg/m²) and 39.9 kg/m² (both inclusive) at screening.
Overweight should be due to excess adipose tissue, as judged by the investigator.
Known or suspected hypersensitivity to study intervention(s) or related products.
Female who is pregnant, breast-feeding or intends to become pregnant or is of childbearing potential and not using highly effective contraceptive method.
Current participation (i.e., dosing) in any other interventional clinical study within 90 days before screening.
Any condition which in the investigator's opinion might jeopardise participant's safety or compliance with the protocol.