Your Gastroenteritis might be due to virus . You don’t need antibiotics for every episode of diarrhea.
Stay hydrated, take lots of fluids,curd and probiotics.
Next Steps
Diarrhea don’t subside immediately, you will have altered bowels for few days .
Health Tips
Get stool examination done for blood, amoeba or worm.
Consult me on Practo for details assessment and treatment.