Participate in Compulsive Hoarding Studies

Do you struggle with an anxiety disorder?

(UCSD IRB#120572)

Have you been diagnosed or had serious problems with:
  • Generalized Anxiety Disorder
  • Obsessive Compulsive Disorder
  • Panic Disorder and/or Agoraphobia
  • Social Anxiety Disorder
  • PTSD
The UCSD Obsessive Compulsive Disorders (OCD) Program is looking for people with OCD and other anxiety disroders to take part in a research study that is offering free diagnostic evaluation & free psychological assessment.

You may be eligible if you:
  • are 18-85 years old
  • are NOT actively psychotic or suicidal
  • do NOT have active substance abuse/dependence, mental retardation, or dementia
For more information: (858-246-1872)

Clinical and Cerebral Metabolic Effects of Memantine Treatment in Hoarding Disorder


(UCSD IRB#140026)

Principal Investigator: 
Sanjaya Saxena, M.D. 
Professor, UCSD Department of Psychiatry
Director, UCSD Obsessive-Compulsive Disorders Program

Dr. Sanjaya Saxena, director of the UCSD Obsessive-Compulsive Disorders Program, is conducting a research study to identify abnormalities of brain structure and function in individuals with Compulsive Hoarding, compared to other people with Obsessive Compulsive Disorder (OCD) and volunteers with no psychiatric disorder, and to determine how brain function may change with effective treatment. Study participants will receive:

Brain imaging, which is a way of taking pictures of brain structure and function through techniques called positron emission tomography (PET) and Magnetic Resonance Imaging (MRI).

12 weeks of treatment with Memantine (Namenda) an FDA approved medication (no placebos).

Neuropsychological testing, which includes testing of your attention, memory, thinking, and decision-making, before and after treatment.


To participate, you must either live in or near San Diego, or be able to travel easily to our center for all procedures and treatment appointments. Participants must meet the inclusion criteria for this study:

  • Meet DSM-5 criteria for a primary diagnosis of Hoarding Disorder.

  • Between the ages of 18-65

  • All subjects must be considered clinically appropriate for augment treatment with memantine by the study physician.

  • All subjects must be fluent in English and competent to sign informed consent.

Individuals will be excluded from participation if they:

  • Have bipolar disorder, schizophrenia, post-traumatic stress disorder (PTSD), panic disorder, autism, mental retardation, or an eating disorder.

  • Have a neurological disorder, such as epilepsy, Parkinson’s disease, stroke, traumatic brain injury, or dementia.

  • Have a history of chronic alcohol or substance use.

  • Weigh over 280 pounds.

There is NO monetary compensation for this study.

If interested, please contact Dr. Jennifer Sumner at 858-246-1872.

For clinical treatment, please contact:
UCSD Obsessive - Compulsive Disorders Clinic
La Jolla Village Professional Center 
8950 Villa La Jolla Drive, Suite C-207
La Jolla, CA 92037
(858) 534-8744