Hi,
Is your baby drinking formula -- Simxxxx?
Try to apply Ru Yi oil (at least 3 drops)every day 6pm and before his last feed
Change the nappy before each feed to reduce vomiting.
You can burb him before each feed.
You can consider mix the formula with another brand, (ultimate motive is to...
pinkDior,
Next time he cry you might want to try to apply some RUYI oil on his tummy, I could be wind in his tummy.
U can try also to let him sleep face down, but head turn left or right with adult supervision on a net bouner, those blue or pink net.
Hopes will help.