Please assess the completion status of the following clinical trial:

Trial Title: Periodontal Infection and Prematurity Study

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: PREVENTION
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Gestational age between 6 and 20 completed weeks~Exclusion Criteria:~* Periodontal treatment during the pregnancy~* Antibiotic use within 2 weeks of enrollment~* Use of antimicrobial mouthwash within 2 weeks~* Multiple gestation~* Known mitral valve prolapse

- Gender: FEMALE
- Minimum Age: None
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- 1 (Type: EXPERIMENTAL): None
- 2 (Type: PLACEBO_COMPARATOR): None

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