Please assess the completion status of the following clinical trial:

Trial Title: Effects of Weekly Dosing of D-cycloserine on Cognitive Function in Individuals With Schizophrenia

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

Eligibility Criteria:
Inclusion Criteria:~1. Male or female~2. Age 18-65 years~3. Diagnosis of schizophrenia or schizoaffective disorder, depressed type~4. Stable dose of antipsychotic for at least 4 weeks.~5. Able to provide informed consent~6. Able to complete a cognitive battery~Exclusion Criteria:~1. Current treatment with clozapine~2. Dementia~3. Seizure disorder~4. Unstable medical illness~5. Active substance abuse~6. Pregnancy, nursing, or unwilling to use appropriate birth control measures during participation if female and fertile.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- D-cycloserine (Type: EXPERIMENTAL): 50 mg d-cycloserine
- Placebo (Type: PLACEBO_COMPARATOR): 50 mg placebo

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