Print Departments and specialties Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. Departments that treat this condition Allergic Diseases By Mayo Clinic Staff Request an appointment Diagnosis & treatment Aug. 04, 2021 Print Share on: FacebookTwitter Related Associated Procedures Allergy shots Allergy skin tests Products & Services Book: Mayo Clinic Family Health Book, 5th Edition Newsletter: Mayo Clinic Health Letter — Digital Edition Show more products and services from Mayo Clinic Pet allergySymptoms & causesDiagnosis & treatmentDoctors & departments Research: It's All About Patients CON-20166942 Patient Care & Health Information Diseases & Conditions Pet allergy