Final answer:
Abdominal cramps, vomiting, and diarrhea are symptoms of gastrointestinal allergic reactions.
Step-by-step explanation:
Abdominal cramps, vomiting, and diarrhea are symptoms of gastrointestinal allergic reactions. When someone has an allergic reaction, their body's immune system overreacts to a normally harmless substance, such as food or medication. In the case of gastrointestinal allergies, these symptoms occur due to the inflammation and irritation of the digestive system.
Learn more about Gastrointestinal allergic reactions