Hello Steck,
There are plenty of alternative therapies available for asthma like Homeopathy, ayurveda, Yoga, Herbal medicine,naturopathy ,acupuncture etc. India is the best place if you are looking for a medical vacation with alternative therapy in mind . the list of alternative medicine centers in india is exhaustive.these websites should be a help.
www.ayurveda.uk.com www.india-herbs.com http://www.incredibleindia.org/microsite/medical/alternative_medicine.htm http://www.keralatraveltourism.com/medical-tourism-in-kerala/alternative-medicine-in-india.html
You should definitely find the ideal health vacation you are looking for.
koomar