Inflammatory bowel disease is one of the adverse side affects associated with vaccination.

From Dr. Pitcairn's Complete Guide to Natural Health for Dogs & Cats, (Dr. Pitcairn is a DVM with a Ph.D. in veterinary immunology) Under "Vaccination: Replacing Acute Illness with Chronic Disease," p. 274-275: "While immunosuppressive states are not common in dogs, reports of their occurrence are on the rise. I believe the massive vaccination program for canine parvovirus, which began some thirty plus years after we began vaccinating cats with feline parvovirus (panleuokpenia virus), is creating this situation in dogs. .... we have been seeing inflammatory bowel disease in dogs over the past five to ten years. Prior to this it was virtually nonexistent. I am certain that vaccination for parvovirus and coronavirus is a major cause. I commonly see inflammatory bowel disease that arises within a month or two after vaccination for one of these

If you click on this link, you will be taken to an article by Dr. Dee Blanco entitled, Vaccines - Are They Safe for Your Dog? in which she states under the What Are the Adverse Reactions, If Any? that "Some of the illnesses you are familiar with include any auto-immune disease such as lupus, red cell aplasia, auto-immune hemolytic anemia cardiomyopathies; neoplasias such as fibrosarcomas, mast cell tumors, thyroid tumors, etc.; inflammatory bowel disease, eczematous ears, any dermatological condition, warts, lipomas, poor hair coats, stomatitis, periodontal disease, thyroid disease, and the list goes on and on. " are linked to vaccination.

Excellent information on veterinary vaccines is available at the links below:

Duration of Immunity to Canine Vaccines: What We Know and Don't Know, Dr. Ronald Schultz

World Small Animal Veterinary Association 2007 Vaccine Guidelines down to Vaccine Guidelines 2007 (PDF)

The 2003 American Animal Hospital Association's Canine Vaccine Guidelines are accessible online at .

The 2006 American Animal Hospital Association's Canine Vaccine Guidelines are downloadable in PDF format at .

Veterinarian, Dr. Robert Rogers,has an excellent presentation on veterinary vaccines at