Please assess the completion status of the following clinical trial:

Trial Title: Efficacy Study of Articaine Versus Lidocaine as Supplemental Infiltration in Inflamed Molars

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE4
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* adult patients~* irreversible pulpitis in mandibular molar~Exclusion Criteria:~* below 18 years

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- IANB Articaine (Type: ACTIVE_COMPARATOR): IANB Articaine: Inferior alveolar nerve block (IANB) anesthesia with articaine local anesthetic.
- SUP Articaine (Type: ACTIVE_COMPARATOR): SUP Articaine: Supplemental buccal anesthesia (SUP) with articaine local anesthetic after unsuccessful IANB.
- SUP Lidocaine (Type: ACTIVE_COMPARATOR): SUP Lidocaine: Supplemental buccal anesthesia (SUP) with lidocaine local anesthetic after unsuccessful IANB.

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