Hello,
Drinking enough of water will surely help your case.Infact it is the first requirement. But time period of 2 days for any such problem cannot be fixed.It depends upon the location of the stone in
kidney.
There are plenty of homeopathic medicines for successful & permanent cure of renal stones.
Next Steps
Can consult online through Practo for complete cure.Medicines will be sent through courier if needed.
Health Tips
Reduce intake of non veg food