Signs and symptoms of angioedema include: Puffy or swollen face, especially your eyes and mouth, including lips and tongue. Digestive problems when your intestines are swollen. These problems include abdominal pain, diarrhea or nausea and vomiting. Swollen hands, feet or genitals. Dizziness or fainting due to blood pressure changes. Swelling in your mouth, throat or airway that may make it harder to breathe and talk. When this happens, it’s a medical emergency. Get help right away.