Conversation: The conversation between human and AI assistant.
[|Human|] My boyfriend has raynauds disease and its very painful it wakes him up all threw the night and he has a big black sore under one nail and started to come on the others now he has pus coming from under one of them is there anything he can take to stop the painPlease help us
[|AI|]  Hello, Thanks for your query. There is no cure for primary Reynolds phenomenon, although the condition often can be effectively controlled. You may be able to limit or reduce the severity of attacks by keeping warm; managing emotional stress; and avoiding medicines or other substances that affect blood flow, such as nicotine, caffeine, or cold medicines that contain pseudocode Chat Doctor.  Avoiding beta-blockers, which are often used to treat high blood pressure and fast or irregular heart rates, is also advised. I do hope that you have found something helpful, and I will be glad to answer any further query. Take care