After taking montmorillonite powder, it is best for kittens to wait 12 hours before eating, but the dosage must be controlled, otherwise it will easily cause constipation in kittens. Montmorillonite powder is a common drug for treating diarrhea, but kittens’ intestines and stomachs are relatively fragile, so it is best to feed them less, otherwise they may not be able to poop, and there are many reasons for cats to have diarrhea. It is best to go first Have the pet hospital check it out and prescribe appropriate medicine.