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Depressive Disorder, Major clinical trials

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NCT ID: NCT00146523 Completed - Clinical trials for Major Depressive Disorder

An International Study of the Safety and Tolerability of Corlux for Psychotic Symptoms in Psychotic Major Depression

Start date: May 2005
Phase: Phase 3
Study type: Interventional

Corlux (mifepristone) is a new medication that modulates the body's use of a hormone called cortisol. Under normal conditions, cortisol and other hormones are created by the body in response to physical and emotional stress, triggering a healthy stress response. People who suffer from psychotic major depression may have unusually high levels of cortisol circulating within them or abnormal patterns of cortisol levels, overloading the stress response mechanism and causing symptoms of psychosis such as delusional thoughts or hallucinations. If Corlux can keep the body's cortisol receptors from being overloaded, the stress response system may return to normal function, which may result in improvement of symptoms. The purpose of this 56 day study is to learn the safety and effectiveness of Corlux in patients who have been diagnosed with psychotic major depression (PMD).

NCT ID: NCT00135421 Completed - Clinical trials for Major Depressive Disorder

Study of BMS-562086 in the Treatment of Outpatients With Major Depressive Disorder

Start date: November 2005
Phase: Phase 1/Phase 2
Study type: Interventional

The purpose of this clinical research study is to learn whether BMS-562086 is both safe and effective in treating outpatients with major depressive disorder.

NCT ID: NCT00130676 Completed - Clinical trials for Major Depressive Disorder

A United States Study of Corlux for Psychotic Symptoms in Psychotic Major Depression

Start date: September 2004
Phase: Phase 3
Study type: Interventional

Corlux (mifepristone) is a new medication that modulates the body's use of a hormone called cortisol. Under normal conditions, cortisol and other hormones are created by the body in response to physical and emotional stress, triggering a healthy stress response. People who suffer from psychotic major depression may have unusually high levels of cortisol circulating within them or abnormal patterns of cortisol levels, overloading the stress response mechanism and causing symptoms of psychosis such as delusional thoughts or hallucinations. If Corlux can keep the body's cortisol receptors from being overloaded, the stress response system may return to normal function, which may result in improvement of symptoms. The purpose of this 56 day study is to learn the safety and effectiveness of Corlux in patients who have been diagnosed with psychotic major depression (PMD).

NCT ID: NCT00128505 Completed - Clinical trials for Major Depressive Disorder

An International Extension Study of Corlux for Recurrent Psychotic Symptoms in Psychotic Major Depression

Start date: August 2005
Phase: Phase 3
Study type: Interventional

Corlux (mifepristone) is a new medication that modulates the body's use of a hormone called cortisol. Under normal conditions, cortisol and other hormones are created by the body in response to physical and emotional stress, triggering a healthy stress response. People who suffer from psychotic major depression may have unusually high levels of cortisol circulating within them or abnormal patterns of cortisol levels, overloading the stress response mechanism and causing symptoms of psychosis such as delusional thoughts or hallucinations. If Corlux can keep the body's cortisol receptors from being overloaded, the stress response system may return to normal function, which may result in improvement of symptoms. The purpose of this study is to allow patients who have already participated in an earlier 8 week study of Corlux versus placebo (an inactive pill) to receive additional courses of treatment with Corlux periodically if a psychotic episode should reappear during a period of one year.

NCT ID: NCT00128479 Completed - Clinical trials for Major Depressive Disorder

A United States Study of the Safety and Tolerability of Corlux for Psychotic Symptoms in Psychotic Major Depression

Start date: September 2004
Phase: Phase 3
Study type: Interventional

Corlux (mifepristone) is a new medication that modulates the body's use of a hormone called cortisol. Under normal conditions, cortisol and other hormones are created by the body in response to physical and emotional stress, triggering a healthy stress response. People who suffer from psychotic major depression may have unusually high levels of cortisol circulating within them or abnormal patterns of cortisol levels, overloading the stress response mechanism and causing symptoms of psychosis such as delusional thoughts or hallucinations. If Corlux can keep the body's cortisol receptors from being overloaded, the stress response system may return to normal function, which may result in improvement of symptoms. The purpose of this 56 day study is to learn the safety and effectiveness of Corlux in patients who have been diagnosed with psychotic major depression (PMD).

NCT ID: NCT00125957 Completed - Depression Clinical Trials

The Effects of Wellbutrin (Bupropion) on Residual and Cognitive Symptoms in SSRI-treated Depression

Start date: August 2005
Phase: Phase 3
Study type: Interventional

Many people with depression are treated with a serotonin-specific reuptake inhibitor anti-depressant (SSRI) and feel 'better'. Although many people feel 'better', they do not feel completely 'well'. Often, individuals continue to complain of cognitive problems such as lack of attention, diminished motivation, and impaired problem-solving. This study looks at whether residual and cognitive symptoms of depression in individuals are affected by the addition of Wellbutrin (bupropion).

NCT ID: NCT00125554 Completed - Clinical trials for Major Depressive Disorder

Metyrapone as Additive Treatment in Major Depression

Start date: May 1998
Phase: Phase 2
Study type: Interventional

The purpose of this study is to test whether metyrapone is an effective and safe augmenting agent in the treatment of major depression.

NCT ID: NCT00122031 Completed - Depression Clinical Trials

Deep Brain Stimulation for Treatment-Refractory Major Depression

Start date: July 2005
Phase: Phase 1
Study type: Interventional

This study will investigate the use of deep brain stimulation (DBS) to reduce symptom severity and enhance the quality of life for patients with treatment-refractory major depression.

NCT ID: NCT00116077 Completed - Bipolar Disorder Clinical Trials

Dopamine Receptor Imaging in Mood Disorders

Start date: June 21, 2005
Phase: N/A
Study type: Observational

This study seeks to increase the understanding of dopamine receptor function in the brain during major depressive disorder and bipolar depression, as well as genetic changes that may be behind changes in those receptors' actions. Dopamine is a natural messenger in the brain, involved in reward, motivation, and mood. Volunteers aged 18 to 55 who have primary major depressive disorder and those who have bipolar depression (20 in each group), who are not HIV positive and do not have AIDS, and who are not pregnant or breastfeeding may be eligible for this study. A telephone interview will be held, for patients to answer standardized questions about psychiatric or medical symptoms they may have experienced during their lifetime. Those eligible for the study will undergo interviews and laboratory tests. A psychiatric interview and clinical assessment will collect various data. Patients will undergo the following procedures and tests: - A brief neurological examination - A one-minute electrocardiogram to measure electrical activity of the heart. - Laboratory tests measuring several substances in the blood and urine. - Pregnancy test. A magnetic resonance imaging (MRI) scan will be done to create an image of the volunteer's brain structure. The technique of MRI uses a strong magnetic field and radio waves to obtain images of body organs and tissues. During the MRI scan, volunteers will lie still on a table that will slide into the scanner for 30 minutes and in some cases up to but no more than 90 minutes. Volunteers will be asked to lie as still as possible during the procedure. Then a PET system will create two images of brain blood flow-one of brain dopamine 1 receptor and one of dopamine 2/3 receptor binding. Volunteers will be given a radiotracer, a tiny amount of a drug that can be detected by a special camera in the PET scanner. A tiny flexible tube will be placed in the vein of one arm during each PET scan but during the MRI scan. Volunteers will be asked to lie still on the PET scanner table. A mask with large holes for eyes, ears, and mouth will be placed over the head, to keep the head from moving. After radiotracer injections are given, the PET scanner will create brain images. There may be two PET scanning sessions, each requiring about 3 hours of scanning. During only one of these there will be breaks. At the end of the scanning session, volunteers will be asked to drink several glasses of water and urinate immediately, to reduce radiation exposure to the bladder wall. Genetic screening will help to enhance researchers' understanding of the role of dopamine receptors in depression. A small blood sample, about 2 tablespoons, will be collected, to isolate DNA from blood cells. Some of the blood samples or DNA may be stored for future studies, but those samples will remain coded, so participants will not be identified. This study will not have a direct benefit for participants. However, the results may provide knowledge to help people in the future. This study does involve compensation.

NCT ID: NCT00109044 Completed - Clinical trials for Major Depressive Disorder

Comparison of Escitalopram Combination in Adult Patients With Major Depressive Disorder

Start date: March 2005
Phase: Phase 3
Study type: Interventional

Escitalopram is the S-enantiomer of citalopram. Both escitalopram and citalopram are selective serotonin reuptake inhibitors (SSRIs) and are used to treat depression in adults. This study is designed to evaluate the efficacy and safety of a fixed-dose escitalopram combination relative to its component monotherapies and to placebo in patients with major depressive disorder.