Thank you for your query,
Continue the medication as prescribed by your Pediatrician
Give oral rehydration solutions like Pedialyte
, coconut water to prevent dehydration
like lactobaciilus or sacharomyces and zinc can be added to his treatment after consulting your doctor.
Monitor his hydration status.
If the loose motions are continuing or any signs of dehydration present consult your doctor.
Hope I have answered your query.