Please assess the completion status of the following clinical trial:

Trial Title: Three Alternative Drug Regimens for Malaria Seasonal Preventive Treatment in Senegal

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: NONE
- Phase: PHASE3
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* age 2 to 59 months in September 2007~Exclusion Criteria:~* history of allergy to study drugs

- Gender: ALL
- Minimum Age: 2 Months
- Maximum Age: 59 Months
- Healthy Volunteers: t

Study Arms:
- 1 (Type: ACTIVE_COMPARATOR): sulfalene pyrimethamine plus amodiaquine
- 2 (Type: ACTIVE_COMPARATOR): dihydroartemisinin piperaquine
- 3 (Type: ACTIVE_COMPARATOR): sulfadoxine-pyrimethamine plus piperaquine

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