In the absence of other hard data, it may be assumed observable interactions occur between the many central nervous system drugs and the psychoactive principles in chamomile. There is evidence to show combined use of bactericidal and bacteriostatic agents will lower the effectiveness of the bacteriostatic agent. However, how this finding applies to herbal anti-infectives is still unknown. Like gentian and dandelion, chamomile is a bitter tonic with many proven properties. Whether applied internally or externally, chamomile reduces inflammation caused by infections, wounds, and metabolic disorders.
Chamomile relieves oral swelling and pain, and is useful against dermatological ailments.
It is used like a traditional bitter for stimulation of the liver. Chamomile is often studied as a potential source of anti-cancer agents, producing regular positive results. A recent German symposium, addressing the tremendous amount of clinical, therapeutic, and experimental work done on the herb, substantiated chamomile's utility and effectiveness. The cholagogue action of this herb was established experimentally long ago. Antibacterial properties have been found in chamomile.