A Study To Compare Emotional Changes In Subjects With Social Anxiety Disorder

A Double-Blind, Randomized, Placebo-Controlled, Parallel Group, fMRI and PET Study Comparing Emotional Challenge-induced Regional Cerebral Blood Flow Changes Before and After 8 Weeks of Treatment With Placebo and Paroxetine in Subjects With Social Anxiety Disorder

To compare by neuroimaging techniques the way Social Anxiety patients respond to public speaking before and after a drug administration

Inclusion criteria:

• Outpatient with Social Anxiety Disorder
• The subject is healthy
• Willing to restrict alcohol intake
• Capable of giving informed consent

Exclusion criteria:

• Subjects with depression or any other psychiatric condition
• Subjects positive for HIV or hepatitis
• Subjects taking drugs or other medication
• Pregnant or becoming pregnant during the study
• Subjects who have donated blood
• Subjects who are left-handed
• Subjects with claustrophobia
• Subjects with an electronic device or ferromagnetic metal foreign body