Please assess the completion status of the following clinical trial:

Trial Title: Magnesium Sulfate Versus Placebo for Tocolysis in PPROM

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

Eligibility Criteria:
Inclusion Criteria:~* English or Spanish speaking~* preterm premature rupture of membranes~* 26 - 32.6 weeks gestation~* cervical dilation \</= 4 cm~Exclusion Criteria:~* suspected intrauterine or intraamniotic infection~* \> 6 hours of tocolysis prior to admission~* positive fetal lung maturity

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 45 Years
- Healthy Volunteers: t

Study Arms:
- Magnesium sulfate (Type: ACTIVE_COMPARATOR): x 48 hours IV
- Normal saline (Type: PLACEBO_COMPARATOR): x 48 hours IV

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