不知道美国是否有比较好的药。 YEs, there is a few new medicines for 风湿 in USA. But they all have side effect, at least they will hurt your liver and kidney. And they just stop pain. From american doctor's opinion, there is only one or very few kinds of 风湿. Then they just use some medicine to stop your pain, that is it. I suggest you try good chinese doctor in China, Try to Search zhou nai yu