What Could Tingling Of Lips With Flashes In Eye And Headache Indicate?

sudden tingling in left side starting with the lips and ging down left side also bright flashes of zig zag lines moving around in my left eye leaving me with a very mild head ache this only lasts for no more than 20 minutes each time the one time i got really dizzy and could hardly stand or walk i was dianosed with low potassium i'm also on a water pill and am on thyroid medicine for low thyroid
does this question cost anything? i have no insurance thank you