Please assess the completion status of the following clinical trial:

Trial Title: Antidepressant Effects of Ayahuasca: a Randomized Placebo Controlled Trial in Treatment Resistant Depression

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE1/PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Age: 18-60 years old;~* Diagnostic of major depressive disorder (DSM-IV);~* At least two previous unsuccessful antidepressant medications;~* Current depressive episode (HAM-D \>= 17).~Exclusion Criteria:~* History of psychosis;~* Present or past history of bipolar disorder or schizophrenia;~* Diagnosis of current clinical disease, based on history, physical examination and routine hematologic and biochemical tests;~* Serious and imminent suicidal risk;~* Pregnancy, current drug or alcohol dependence;~* Previous experience with ayahuasca.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 60 Years
- Healthy Volunteers: t

Study Arms:
- placebo (Type: PLACEBO_COMPARATOR): patients receiving a passive placebo
- Ayahuasca (Type: EXPERIMENTAL): patients receiving Ayahuasca

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