How much does Tucker weigh? Using too many flea products can be bad if he is very small, but also the fact that he is bleeding and has an open wound means that you should seriously not be putting anything on him with pesticides. I would recommend calling your vet and asking what you should do in the mean time. There are many all-natural remedy's to get rid of fleas on your pet which might be the best way to go since it sounds like his skin is in pretty bad shape.
Here are some good site's:
Home Remedies For Killing Fleas on Dogs Natural Flea Remedy
As far as flea bombing your house the chemicals that they use are toxic to humans and animals as well as the fleas and if your home is badly infested site's:
Home Remedies For Killing Fleas on Dogs Natural Flea Remedy
As far as flea bombing your house the chemicals that they use are toxic to humans and animals as well as the fleas and if your home is badly infested to the point it needs to be flea bombed be sure that you have a hotel or some place for you and your boy to stay for a few days until your house can be ventilated. Before spending much time in your house after a flea bomb you should wash almost everything- your comforter on your bed, your dito the point it needs to be flea bombed be sure that you have a hotel or some place for you and your boy to stay for a few days until your house can be ventilated. Before spending much time in your house after a flea bomb you should wash almost everything- your comforter on your bed, your dishes, clothes, mop the floors etc...
It seems like a lot to do but if the flea's are bad then it will be worth it! Also before you try to get rid of the fleas in your home make sure that Tucker is free from fleas. I wish you the best of luck & please be careful with all of the chemicals.