Please assess the completion status of the following clinical trial:

Trial Title: Effects of Low Dose Naltrexone in Fibromyalgia

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

Eligibility Criteria:
Inclusion Criteria:~Currently suffering from moderate to severe Fibromyalgia or symptoms of Gulf War Syndrome Age 18-65. Not taking any opioid analgesic Not pregnant or planning to become pregnant.~Exclusion Criteria:~Any known allergy to naltrexone or naloxone. Actual or planned pregnancy.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- Low Dose Naltrexone first (Type: EXPERIMENTAL): LDN first, then placebo.
- Placebo - sugar pill first (Type: PLACEBO_COMPARATOR): Placebo first, then LDN.

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