Hello madam
Thank u for consulting
Plz mention u r blood group and baby blood group
As u mentioned value if 15.3 is little higher for 8 days old baby
It’s better to keep under phototherapy for 1 day and repeat after 24 hrs
Mean while plz check
tsh level of baby too
Next Steps
To keep under phototherapy
Health Tips
Continue exclusive Breast feeding
Thank u
Regards