What are the side effects of chamomile?

What are the possible side effects of chamomile ()? Although uncommon, serious side effects have been reported with the use of chamomile. Stop taking chamomile and seek emergency medical attention or notify your doctor immediately if you experience:
  • an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives); or
  • vomiting.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.