Allergy Testing and Treatment More than 50 million people in the United States have allergies. Finding out what you are allergic to is an important first step to effective allergy treatment. Today allergy tests are more convenient and accurate than ever before. When combined with a detailed medical history, allergy testing can identify the specific things that trigger your allergic reactions.   Allergy Testing Allergy testing is a fifteen minute process that is done in the office. Patients are tested for forty-eight of the most common environmental factors in the East Texas area, including molds, pets, trees, grasses, and weeds. The testing is done by placing five skin testers on.