Health effects from exposure to low concentration of xylene and toluene among workers should be monitored, which include a plan to monitor the health screening for neuropsychological, especially psychosomatic, symptoms
and sleep disturbances by having the safety personnel or hygienists use a standardized interview form with workers and pay close attention to workers over 40 years of age, particularly those who have been working for more than 5 years; and provide education about personal hygiene to workers who work with solvents to prevent adverse impacts on their health.
Moreover, periodic physical examination of workers by an occupational physician as regulated by law is needed for detection of early neuropsychological effects. If abnormalities are found in any employee, according to the regulation and procedures for health examination in employees, which was announced since 2004 by the Ministry of Labor in Thailand, these employees should be treated immediately and the cause of abnormalities determined immediately.