- NCT00000252
Lack of Acute Tolerance Development to Effects of Nitrous Oxide - 4
Phase 2Completed - NCT00000253
Effects of Nitrous Oxide: A Dose-Response Analysis - 5
Not ApplicableCompleted - NCT00000256
Reinforcing Effects of Brief Exposures to Nitrous Oxide - 8
Not ApplicableCompleted - NCT00000257
Effects of Alcohol History on Effects of Nitrous Oxide - 9
Not ApplicableCompleted - NCT00000258
Role of Instructions in Nitrous Oxide Effects and Choice - 10
Not ApplicableCompleted - NCT00000263
Effects of Combined Alcohol and Nitrous Oxide Intake - 15
Not ApplicableCompleted - NCT00000264
Subjective/Psychomotor/ Effects of Combined Alcohol & Nitrous Oxide - 16
Not ApplicableCompleted - NCT00000265
Subjective Effects of Nitrous Oxide in Dental Patients - 17
Completed - NCT00000266
Flupenthixol Treatment in Schizophrenic Cocaine Abusers - 1
Phase 2Completed - NCT00000267
Risperidone Treatment in Dually-Diagnosed Individuals - 2
Phase 2Completed - NCT00000268
Cocaine Abuse and Attention Deficit Disorder - 3
Not ApplicableCompleted - NCT00000269
Pergolide Treatment for Substance Abusers - 4
Phase 2Completed - NCT00000270
Brain Imaging: Cocaine Effects & Medication Development - 5
Phase 4Withdrawn - NCT00000273
A Laboratory Model for Heroin Abuse Medications - 8
Phase 2Completed - NCT00000274
Flupenthixol and Haloperidol for Treating Cocaine Abuse Schizophrenics - 9
Phase 2Completed - NCT00000259
Sevoflurane vs Nitrous Oxide Inhalation at Subanesthetic Concentrations - 11
Not ApplicableCompleted - NCT00000308
Dextroamphetamine-Cocaine Behavioral Intervention - 5
Phase 2Completed - NCT00000317
Early Phase II Trials for Cocaine Medication Development - 1
Phase 2Completed - NCT00000271
New Approaches to Cocaine Abuse Medications (A) - 6
Phase 2Completed - NCT00000324
Tryptophan and Behavior Therapy for Cocaine Abuse - 1
Phase 2Completed - NCT00000261
Effects of Alcohol History on Effects of Sevoflurane and Nitrous Oxide - 13
Phase 2Completed - NCT00000262
Effects of Combined Sevoflurane and Nitrous Oxide Inhalation - 14
Not ApplicableCompleted - NCT00000343
Brain Changes in Stimulant Dependent Subjects - 8
Phase 4Completed - NCT00004640
"Clinical Trials to Enhance Elders' Oral Health" ("TEETH")
Phase 3Completed - NCT00004639
Cleft Palate Surgery and Speech Development
Phase 2Completed