Hi my 1month 2weeks baby is constipated,she was using NAN at 1st than she started giving hard stools that made her cry,so I bought her pelagon NAN and everything was good she didn t take out hard stools anymore,so her dad bought he a lactogen and she now giving hard stools and it seems painful because she doesn t sleep at night,she keeps trying to shit but nothing comes out,please help me I don t know what to do