Hello I'm kathy, new today, snap my sphynx has the same colouring, down to reply! I had to stop the first tabs I was on I had as you have, terrible wind, stomach pains,diahorrea...the clinic stopped this and gave me slow release Metformin, please see my first posting. Mymuppy as I am having awful side effects at present. I'm wondering if it's the metformin. I hope you feel better soon.regards kathy