I am mother of 33 days baby. Her weight at birth is 1.9 n now 2.7. She is formula fed using Similac n daily just once r twice I am giving bf. From past few days she is having severe constipation and gas problem while passing motion she is crying vigorously n also while urinating. I am using neopeptine drops for digestion. Still she is passing motion 7-9 times sply at night. please suggest. Very much worried.