I have pain (on and off) in my left upper quadrant.....It's mild,So,...do i have to take medicine(which one) if it is untolerable.What are the possible causes of the pain?plz tihar ma pani yesto ke bhayeko hola,(i am not takin' spicy food rather eatin'plain nepali Daal,bhat and tarkari two times a day,no alcoholic,no smoker,no fastin'Etc..