Expired Study
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Clinical Trial 4303

Dallas, TX 75390


Study Summary:

Individuals whose depression has not resolved after taking adequate doses of one to two different anti-depressant drugs may be eligible for this study. Aripiprazole or a placebo (non-active substance) will be added to an approved anti-depressant.


Qualified Participants Must:

• Be 18 to 65 years of age
• Be diagnosed with Major Depressive Disorder (MDD)
• Be treated with an SSRI anti-depressant
• Not have failed three or more adequate doses of anti-depressants during their current episode of depression
• Not be taking antipsychotic medications or be psychotic, or diagnosed as bipolar or schizophrenic


Qualified Participants May Receive:

Study related evaluations, study medication, and associated care.


Clinical trials are medical research studies designed to test the safety and/or effectiveness of new investigational drugs, devices, or treatments in humans. These studies are conducted worldwide for a range of conditions and illnesses. Learn more about clinical research and participating in a study at About Clinical Trials.