Some links to give you some info about asthma.
Teach your patients about Asthma: A Clinician's Guide
MMRL Asthma Search Results
JAMA Asthma Information Center
Wee Willie Wheezie Asthma Education Web Site
Alternative treatments for Asthma
I do NOT endorse any such treatments, but I have not researched any of these, so they are linked here, for personal reference.
Ken's Place Online for alternative help