if you are breast feeding the baby there is no need to start so early on these drugs, you can burp the child well after every feed for 7-8minutes.
if you are giving by dropper try to put the drops on tongue and avoid putting dropper deep in mouth / prevent drops to directly fall behind tongue (pharynx).
Next Steps
if you want to give , consider a gap of 2 hours between the two , give before feeding
Health Tips
burping is the key