At least there is one consolation: he has discovered the joys of using a cold teether straight from the fridge, which seems to alleviate some of the pain. (Previously he refused all cold and/or wet items such as frozen washcloths.) I also bought him a Sophie teether
Why oh why does benzocaine have to carry risks? We were using it before (since Joseph has been teething since 4 months old) and it seemed to help. However, I do not want to see any crazy problems like the ones described here. His health is more important than momentary discomforts.