Yes give enterogermina respule once a day for 3 days,
Hydrate well,to replace losses in stools, can give him upto 200ml coconut water or ORS per day, curd ,buttermilk etc.
Continue breastfeeding
Next Steps
In case loose stools persists, any blood in stools, child dull not taking orally go for physical consultation
Health Tips
Watch for the urine output and lips if dry then he needs more hydration .