Penicillin has very poor effectiveness against the staphylococcus family, which is most often the dominant bacteria isolated in bumblefoot infections.Headed to Tractor Supply today to get some injectable penicillin
May I suggest, you use one of the products below instead?
https://allbirdproducts.com/products/baytril-10#:~:text=What is Baytril used for,Infections and many many more.
https://www.chewy.com/fish-aid-antibiotics-ciprofloxacin/dp/185213