Draft joint UK asthma guidance promises major changes to practice Draft NICE/BTS/SIGN advice on asthma backs changes to prescribing and use of diagnostic tests that are likely to have a major impact on clinicians. by Grace Lewis Sign in to continue Sign In Email address Password Stay signed in Trouble signing in? Reset password: Click here Need help? Email us Register FREE Limited free articles a month Free email bulletins Register Now Register Now Take a 30-day trial Join MIMS now and pay nothing for the first 30 days Join GPOnline now and pay nothing for the first 30 days Sign Up Sign Up