Please assess the completion status of the following clinical trial:

Trial Title: Effects of Melatonin on Insomnia Symptoms in Older Adults

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE2
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* History of insomnia~* Low melatonin levels at study entry~Exclusion Criteria:~* History of sleep apnea (temporary cessation of breathing during sleep)~* Diagnosis of restless legs syndrome~* Current alcohol or substance abuse~* Dementia~* Anemia~* Liver disease~* Leukemia or lymphoma~* Asthma

- Gender: ALL
- Minimum Age: 65 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- A (Type: EXPERIMENTAL): Melatonin 0.4 mg
- B (Type: EXPERIMENTAL): Melatonin 4.0 mg
- C (Type: PLACEBO_COMPARATOR): None

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