8 studies were found.

1.		No longer recruiting	Controlled Study of NGX-4010 for the Treatment of Postherpetic Neuralgia Conditions: Herpes Zoster; Neuralgia; Pain; Peripheral Nervous System Diseases
2.		No longer recruiting	NGX-4010 for the Treatment of Postherpetic Neuralgia Conditions: Herpes Zoster; Neuralgia; Pain; Peripheral Nervous System Diseases; Shingles
3.		Terminated	An Open-Label Extension Study of NGX-4010 for the Treatment of Neuropathic Pain Conditions: Herpes Zoster; Neuralgia; Pain; HIV Infections; Peripheral Nervous System Diseases; Diabetic Neuropathies; Diabetes Mellitus; Polyneuropathies
4.		No longer recruiting	Pilot Study of High-Concentration Capsaicin Patches in the Treatment of Painful HIV-Associated Neuropathy Condition: HIV Infections
5.		No longer recruiting	Pilot Study of High-Dose Capsaicin Patches to Treat Postherpetic Neuralgia Pain Conditions: Neuralgia; Pain; Peripheral Nervous System Diseases; Herpes Zoster
6.		Recruiting	Study of NGX-4010 for the Treatment of Painful HIV-Associated Neuropathy Conditions: HIV Infections; Peripheral Nervous System Diseases; Pain
7.		Recruiting	Study of NGX-4010 for Treatment of Painful HIV-Associated Neuropathy Conditions: HIV Infections; Peripheral Nervous System Diseases; Pain
8.		No longer recruiting	Tolerability of Three Local Anesthetic Formulations in Conjunction with NGX-4010 for the Treatment of Neuropathic Pain Conditions: Herpes Zoster; Neuralgia; Pain; HIV Infections; Peripheral Nervous System Diseases; Diabetic Neuropathies; Diabetes Mellitus; Polyneuropathies