What is the usual treatment for an abcess, which was once a cyst or tumor, on the chin of a younger female pet rat? It is clearly infected, and shows no sign of healing? can I use anything I have in the house or over the counter? The vet here wants $52 just to see her!
Optional Information:
Age: <1; Female; Breed: American Blue Rat
Already Tried:
triple antibiotic ointment, Grapefruit seed extract in water, and time