use more than 2g a day; 5 times a week to everyday 
Subjects who are diagnosed as suffering from psychotic illness according to DSM-IV (Axis 1)22, or with a history of CNS disease, a history of infection that might affect CNS (HIV, syphilis, cytomegalovirus, herpes), or a history of head injury with loss of consciousness,pregnant women.       
    

NCT00396734_exc_T1
Multiplier
more than 2g a day
NCT00396734_exc_T2
Multiplier
5 times a week to everyday
NCT00396734_exc_T3
Condition
psychotic illness
NCT00396734_exc_T4
Measurement
DSM-IV
NCT00396734_exc_T5
Qualifier
Axis 1
NCT00396734_exc_T6
Observation
history
NCT00396734_exc_T7
Condition
CNS disease
NCT00396734_exc_T8
Observation
history
NCT00396734_exc_T9
Condition
infection
NCT00396734_exc_T10
Qualifier
affect CNS
NCT00396734_exc_T11
Condition
HIV
NCT00396734_exc_T12
Condition
syphilis
NCT00396734_exc_T13
Condition
cytomegalovirus
NCT00396734_exc_T14
Condition
herpes
NCT00396734_exc_T15
Scope
HIV, syphilis, cytomegalovirus, herpes
NCT00396734_exc_T16
Observation
history
NCT00396734_exc_T17
Condition
head injury
NCT00396734_exc_T18
Condition
loss of consciousness
NCT00396734_exc_T19
Condition
pregnant