Hello Tonnie, I am sorry regarding your allergy, that has to be hard. Regarding the automatic feeders I can give you Tips for the 2 cats. The Super Feeder 3XL Combo enables you to forget about filling the hopper usually mainly because it comes with a 1.5 Gallon additional hopper, https://lukasrmicx.59bloggers.com/38241155/cat-food-deals-can-be-fun-for-anyone