Please assess the completion status of the following clinical trial:

Trial Title: An Open Trial of Duloxetine on Comorbid Major Depression and Chronic Headache

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE4
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Major depression (according to DSM-IV criteria)~* MADRS scores superior to 21~* Subjects meeting the International Headache Society criteria for chronic primary headache (IHSC-2 codes 1.5.1, 1.6.1, 2.3.1, 2.3.2 and 2.4.3) (ICHS, 2003)~Exclusion Criteria:~* Over 50% reduction on MADRS scores during wash-out period~* Illicit drug or alcohol dependence~* History of multiple allergies or hypersensitivity to duloxetine~* History of epilepsy or significant neurological disorder~* Significant suicide risk~* Pregnancy or lactation~* Sexually active female subjects not using an efficient contraceptive method~* Significant laboratory abnormalities at baseline~* Significant clinical disease~* Subjects meeting DSM-IV criteria for somatisation disorder. (300.81) or presenting with delusional pain symptoms.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 55 Years
- Healthy Volunteers: f

Based on this trial design, predict the completion outcome and termination type (if applicable).