I don’t know that I would use antibiotics on him, since there may not be anything of an infectious nature. What would you be treating? Droppings can vary a lot depending on how much water they drink,,what they are eating, and if they have a normal or a cecal dropping. Cecal droppings come from the ceca, and they are very smelly and resemble chocolate or butterscotch pudding. Pictures of his droppings are welcome.