It may be due to eating some gaseous foods,which the gas tends to accumulate in the muscle and cause pain.Nothing to worry...
Next Steps
syp.gelusil 5ml tds x 3 days. before food.
Tab.pan D 1-0-1 x 3 days before food.
Avoid gaseous foods like potatoes and junk foods.
Health Tips
if the pain persits still after 3 days of medication ..review sos.