With the PetTest Colloidal Silver Dog Spray Treatment, it’s su-paw easy to help your furbaby fight off infections. This natural external antibiotic can help fight many infections including yeast infections and skin rashes. Colloidal silver also has antifungal, antiseptic and disinfectant properties, so it can help to relieve minor skin irritations like burning, itching, hot spots and rashes. It also helps to soothe mild allergic reactions and flea bites, plus it promotes the healing of minor cuts and scratches. The spray is su-paw handy to use.