Please assess the completion status of the following clinical trial:

Trial Title: A Study To Compare Pregabalin/PF-00489791 Combination Versus Pregabalin Alone In Post-Herpetic Neuralgia

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: CROSSOVER
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE2
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Male or female of non-childbearing potential~* Pain present for more than 3 months after healing of herpes zoster skin rash~* VAS score of \>=40mm at screening and baseline visits~Exclusion Criteria:~* Patients with pain conditions which might impair the assessment of postherpetic neuralgia~* Skin conditions in the affected dermatome that could alter sensation other than postherpetic neuralgia~* History or diagnosis of DSM IV major depressive disorder

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

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

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