A paranoid schizophrenic patient who are taking escitalopram daily was sleeping 12 hours daily, then when he started using computer and sleep less about 7 hours daily, he started to have vivid dreams that are about matters that always bother him like constipation, his hateful brothers, his future losing of his money or apartment. could shifting in sleep duration and using of computer lead to these dreams, and as for these dreams are they good signs or bad ? And does he need some additional medicine to stop these disturbing dreams about his worries and unsolved major problem ?