The conditions listed below are evaluated and managed by Allergy West in our office located at 133 Littleton Road, Westford, MA. This may include testing and treatment services such as allergy shots, skin testing, lung function testing and drug testing. Types of allergies diagnosed through skin testing include environmental allergies, food allergies, penicillin reactions and allergy to bee stings. Testing for asthma and other respiratory conditions include Spirometry testing and NIOX testing.