Please assess the completion status of the following clinical trial:

Trial Title: A Randomized Double Blind Vehicle Controlled Dose Ranging Parallel Design Multiple Site Clinical Study

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Male or non-pregnant, non-lactating females age 12 and older.~* Clinical diagnosis of moderate to severe scalp psoriasis, defined by a Investigator's Global Assessment score of at least 3 at screening.~Exclusion Criteria:~* Under 12 years of age.~* Patients whose scalp and/or non-scalp psoriasis necessitates systemic or other concomitant topical therapies during the study.~* Has a scalp skin condition that would interfere with the diagnosis or assessment of plaque psoriasis of the scalp.

- Gender: ALL
- Minimum Age: 12 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- DSXS1411 (Type: EXPERIMENTAL): DSXS applied once a day for a total of 28 days.
- Placebo (Type: PLACEBO_COMPARATOR): Placebo (vehicle) applied once a day for a total of 28 days.

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