Call 911 anytime you think you may need emergency care. For example, call if:
- You have symptoms of a severe allergic reaction. These may include:
- Sudden raised, red areas (hives) all over your body.
- Swelling of the throat, mouth, lips, or tongue.
- Trouble breathing.
- Passing out (losing consciousness). Or you may feel very lightheaded or suddenly feel weak, confused, or restless.
Call your doctor now or seek immediate medical care if:
- You have symptoms of an allergic reaction, such as:
- A rash or hives (raised, red areas on the skin).
- Belly pain, nausea, or vomiting.
Watch closely for changes in your health, and be sure to contact your doctor if:
- You do not get better as expected.