Inclusion criteria  Patients must have Multiple Myeloma Patients (or their relatives) must be deemed physically and cognitively suitable and willing for self-administration of subcutaneous Velcade Patients must be able to understand and speak Danish Patients must have received a minimum of 1 treatment cycle in the outpatient clinic  Exclusion criteria  Lack of willingness to participate in scheduled interviews Patients who are cognitively affected Must not be receiving trial treatment