Not sure if there is an Ikea in Mississauga but they have them.
If the stools are loose and a little runny, I would suggest trying a couple of imodium ad tablets maybe, or just wait and see if it goes away. If it hasn't been long since you stopped the antibiotics they could still be making your stiools loose.
Make sure that there is plenty of space between furnishings so you can get around. We put curtain finials on table legs to raise our kitchen table to suit our son who is in a wheel chair. He uses a power chair, and a hospital bed. You may have to do ...