Thank you for your query.
Do not panic.
This is what happens if you give mixed feeds.Please stop tinned milk and only give breast milk to the baby.
Please add a probiotic
syrup to the baby for 5-7 days.
Add a carminative antifltulent drop for a few days.
Nusobee casien or Isomeal is a good choice.
If you have any further queries you are free to consult me.
Hope this answers your query.
Wishing your child a speedy recovery.
Have a nice day.