DAnish Nausea Study In Advanced Cancer-Epidemiology: A Danish Multicenter Trial to Investigate the Prevalence and Treatment of Nausea and/or Vomiting in Patients With Advanced Cancer.

The study aims to investigate the prevalence and treatment of nausea and/or vomiting in patients with advanced cancer not receiving chemotherapy or irradiation.

Inclusion Criteria:

1. Advanced cancer
2. Age ≥ 18 years
3. Ability to read and understand the forms required for the study
4. Life-expectancy more than 2 weeks.
5. Nausea score ≥ 'a little' on the extended EORTC QLQ-C15-PAL (item 9)

Exclusion Criteria:

1. Surgery to the brain or abdomen within the last 2 weeks or exposure to general anesthesia within the last 4 days.
2. Chemotherapy or radiation therapy within the last 4 weeks
3. Symptoms of increased intracranial pressure or cerebral metastasis. If this is suspected, a normal MRI scan of the cerebrum is needed before inclusion
4. Radiologically confirmed ileus, or strong clinical suspicion evaluated by the study Investigator
5. Pregnancy