Please assess the completion status of the following clinical trial:

Trial Title: How Similar Are Changes to the Surface of the Eye When Two Different Glaucoma Eye Drops Are Used?

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Age 21 or older~* Able to understand protocol and agree to 3 visits~* Any type of glaucoma~* Selective laser trabeculoplasty, Argon laser trabeculoplasty, peripheral iridotomy accepted~* Naïve: No prior glaucoma treatment (medical or surgical)~* If patient non-compliant, must be off meds 3 months~* Xalatan: At least one month use~Exclusion Criteria:~* Both Groups: Any history of ocular surface disease~* Dry eye syndrome or prior Restasis use~* Prior ocular surgery other than cataract extractions~* Uveitis or other inflammatory disease of the eye or adnexa~* Systemic medications that might influence ocular inflammation~* Any active inflammation or infection~* Pregnancy or intention to become pregnant~* Naïve: Prior use of topical glaucoma medication unless off for 3 months.~* Use of preserved artificial tear preparations in last 30 days and more than one year history of chronic use~* Xalatan: Prior use of Travatan or Travatan Z

- Gender: ALL
- Minimum Age: 21 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- New to Meds (Type: OTHER): Naive to glaucoma therapy medical or surgical. All patients will receive Xalatan in the right eye and Travatan Z in the left eye.
- Currently on Xalatan (Type: OTHER): Patients currently on Xalatan at least one month. All patients will receive Xalatan in the right eye and Travatan Z in the left eye.

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