Please assess the completion status of the following clinical trial:

Trial Title: Safety and Tolerability of Preservative-free Polyhexamethylene Biguanide (PHMB) Ophthalmic Solution in Healthy Subjects

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE1
- Number of Arms: 4.0

Eligibility Criteria:
Inclusion Criteria:~* able and willing to give informed consent.~* man or woman of any race and 18 to 55 years of age, inclusive.~* Body Mass Index of 20-30 kg/m2~* willing and able to attend required study visits.~* bilateral visual acuity \>6/10.~* intraocular pressure (IOP) of 14-21 mmHg.~* ophthalmologic examination without abnormalities.~* medical history without major pathology.~* laboratory test results without deviations from the normal range.~* female subjects of childbearing potential with negative urine pregnancy test and using effective contraception during the study.~Exclusion Criteria:~* presence of bacterial ocular infections.~* presence of any concomitant ocular pathology.~* performing activities likely to result in an irritated conjunctiva during the study (including heavy alcohol intake, swimming in chlorinated water and heavy smoking).~* contact lenses wearing .~* ocular surface fluorescein staining score \>3.~* use of topical or systemic antibiotics, antihistamines, decongestants and non-steroidal anti-inflammatory agents as well as steroids within 7 days before screening.~* known or suspected allergy to biguanides or intolerance to any other ingredient of the test treatments.~* ocular surgery performed within 12 months before screening.~* participation in another clinical study in the preceding 30 days.~* one functional eye.~* pregnancy or breastfeeding.~* use of recreational drugs.

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

Study Arms:
- 0.04% PHMB (Type: EXPERIMENTAL): 0.04% PHMB eye drops, 1 drop 12 times daily for 7 days, followed by 1 drop 6 times daily for additional 7 days
- 0.06% PHMB (Type: EXPERIMENTAL): 0.06% PHMB eye drops, 1 drop 12 times daily for 7 days, followed by 1 drop 6 times daily for additional 7 days
- 0.08% PHMB (Type: EXPERIMENTAL): 0.08% PHMB eye drops, 1 drop 12 times daily for 7 days, followed by 1 drop 6 times daily for additional 7 days
- PHMB Vehicle (Type: PLACEBO_COMPARATOR): PHMB vehicle eye drops, 1 drop 12 times daily for 7 days, followed by 1 drop 6 times daily for additional 7 days

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