my baby is 3.5months old..I am very much depressed with his sleeping patterns,till now he is not sleeping properly at night and day also, previously thinking of colic we used to give him medicines whenever he cries at night,till now at day time he is taking naps for 30mins 1 or 2hourly till the evening but from 10pm he dont used to sleep and started to cry till 2 or 3am...everyday its happening like a cycle...give me some advices si that my child can get help regarding this.