Drinenty of fluids to help flush it through (by that, i mean water). If you're pissing blood, the stone may be too big to pass on its own. If that is the case you will need to have it sonic blasted. This breaks the stone into smaller pieces, then you can pass them one at a time. See your doctor. If they can figure what type of stone it is, you may be able to prevent them in the future. Several types are caused by drinking dark colored pop, like coke or pepsi.
Advil PM to help you sleep. But with the blood thing, you may want to see a doctor.