Precautions

Avoid if allergic to plants of the daisy family (Asteraceae/Compositae), such as chrysanthemums, daisies, marigolds and ragweed. Chamomile may interact with blood-thinning medication such as warfarin. Little is known about its safety during pregnancy and breastfeeding.

References

David Hoffman (2003), Medical Herbalism, pp. 565

Mathew Wood (2008) The Earthwise Herbal pp. 177.