What are the symptoms of adult add in a 57 yr old male?

Confusion: Major problem is focusing on tasks ; organizing them hierarchically. Getting to sleep is difficult because of racing ; anxious thoughts. Many have been given Ritalin (methylphenidate) as school children. In california legions of people with this problem have been dramatically benefitted by medicinal cannabis, which helps easy restful sleep, ablility to wake ; organize a day, ; to perform executive functions.