Nicole, You are definitely not alone anymore. You have your hands full with the boys, a full time job and a chronic illness. Hopefully we can offer you some advice from our experiences. The urocit K is really rough on our stomachs..sorry about the ulcer, wow!
I made a website about my how I cope with the constant kidney stones. Maybe you can find some help there too. http://www.medhelp.org/health_pages/Urology/Oh-No-A-Kidney-Stone/show/406?cid=185
The health pages (at the bottom of this page -> have a ton of information.
Being believed goes a long way toward relieving the depression.
Here are some of the things that have helped some of us that many docs are not aware of yet:
Treating Low Vit. D.
Long term antibiotic therapy
Ureteroscopic holmium laser lithotripsy and papillotomy (Dr. Wolf's procedure, but can be done by other uro's)