How much miralax do you give a cat for constipation? Miralax™ (polyethylene glycol 3350): This can be picked up over the counter and mixed with a small amount of canned cat food. Check with your veterinarian first, but I generally use1/8 to 1/2 a teaspoon every 12-24 hours orallya...
but he did a marvelous job of mimicking a cat attempting to eliminate a hairball. The common symptoms include gagging and retching, which is usually followed by your cat vomiting up the disagreeable hairy package.