Please assess the completion status of the following clinical trial:

Trial Title: Clinical Trials With a Local Anesthetic Lozenge for the Treatment of Chronic Oral Pain

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: CROSSOVER
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Diagnosed with burning mouth syndrome, Sjögrens syndrome or lichen planus~* All fertile women need to use save contraception~* Age between 18 and 75 years~* Able to speak, read and understand the danish language~* Must be informed orally and release a written consent and a signed authorization statement~Exclusion Criteria:~* Pregnant or breastfeeding women~* Known allergy to bupivacaine or other local anesthetics of the amide type~* Active infection which requires antibiotic treatment~* Patients in immune suppressive treatment

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- Placebo lozenge (Type: PLACEBO_COMPARATOR): The patients will be randomized to start two weeks treatment with either a bupivacaine lozenge or a placebo lozenge (taken three times a day). The two weeks treatment is followed by a week without treatment. Afterwards they start another two weeks treatment with the opposite type of lozenge from the first treatment period.
- Bupivacaine lozenge (Type: ACTIVE_COMPARATOR): The patient will be randomized to start two weeks treatment with either a bupivacaine lozenge or a placebo lozenge (taken three times a day). The two weeks treatment is followed by a week without treatment. Afterwards the patient starts another two weeks treatment with the opposite type of lozenge from the first treatment period.

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