- Chronic low back pain: 27 screened, 23 randomized over 4 months
- Chronic pain: 28 screened, 23 randomized over 3 months
- Diabetic neuropathy (DPN): 24 screened, 10 randomized over 4 months
- Fibromyalgia: 46 screened, 30 randomized over 7 months
- Menstrual migraine: 42 screened, 41 randomized over 3 months
- Non-malignant, non neuropathic pain: 11 screened, 9 randomized in 2 months
- Osteoarthritis (OA): 14 screened, 8 randomized over 7 months
- Opioid induced constipation (OIC): 8 screened, 4 randomized over 7 months
- Post herpetic neuralgia (PHN): 7 screened, 6 randomized over 3 months