Welcome

Thank you  for your interest in our brain imaging study exploring impulsive and compulsive behavior. We are looking at the effects of the medication Tolcapone on the brain using MRI. The study is conducted under the direction of Dr. Jon Grant at the University of Chicago and involves 2 visits to the University of Chicago. Participants will be compensated for their time and travel. The information you provide here will be kept confidential and will not be used for purposes other than seeing if you are eligible to participate in the study.

If you have additional questions, please call 773-702-5523.

Have you ever been diagnosed with obsessive compulsive disorder (OCD)? 

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* 1. Have you ever been diagnosed with obsessive compulsive disorder (OCD)? 

Are you willing to participate in a 2 visit, single-dose brain imaging study where you will receive Tolcapone at one visit and a placebo at the other visit?

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* 2. Are you willing to participate in a 2 visit, single-dose brain imaging study where you will receive Tolcapone at one visit and a placebo at the other visit?

Do you understand English and can respond to questions, both verbally and written, in the language?

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* 3. Do you understand English and can respond to questions, both verbally and written, in the language?

Are you willing and able to travel to the University of Chicago twice during the study?

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* 4. Are you willing and able to travel to the University of Chicago twice during the study?

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