In Greek mythology, Pegasus is a winged horse that the Pegasos association sees as symbolizing how patients speedily escape gravity on their final journey.

In its first month, the association provided four patients with lethal doses of sodium pentobarbital at their Liestal facility.

[3] While other assisted suicide organisations require reports from medical experts, Pegasos only needs them in complicated cases, such as patients with mental and neurological diseases.

[3] In May 2024, Pegasos encountered significant controversy when it was discovered they'd helped UK citizen Alistair Hamilton, 47, who had stated he was suffering from an undiagnosed health condition, to die.

[6] She had been suffering from severe mental illnesses, and had been in contact with Exit International, seeking guidance on ending her own life, since 2017.