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. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: Pharmacol Ther. 2013 Jun 10;140(1):112–120. doi: 10.1016/j.pharmthera.2013.06.003

Table 5.

Clinical trials targeting the delta opioid receptor

Sponsor Drug Condition Clinical Phase References (ID)
AstraZeneca AZD2327 Anxious Major Depressive Disorder 2 NCT00759395
Cubist Pharmaceuticals ADL5859 Acute Pain 2 NCT00993863
Cubist Pharmaceuticals; Pfizer ADL5859 Osteoarthritis of the Knee 2 NCT00979953
ADL5747 Osteoarthritis of the Knee 2 NCT00979953
Cubist Pharmaceuticals; Pfizer ADL5747 Postherpetic Neuralgia 2 NCT01058642
Cubist Pharmaceuticals ADL5945 Opioid-Induced Constipation 2 NCT01207427
Diamyd Inc NP2 Intractable Pain 2 NCT01291901
Penn State University NP2 Hepatocellular Cancer 1 NCT00706576
Head and Neck Squamous Cell Carcinoma 2 NCT00905099