Suggest Treatment For Swelling In Hand

my husband got scratched by a anteater his finger started to swell so he went to the hospital they scrubed it and put iodine and antibiotics and gave him a tb shot the next day it got bigger so he went again they cut it open and did the same thing but they squeezed it this time and gave him penecelin pills now the whole hand is swollen so were just icing it and holding above his head what else can we do