What Is Chamomile and How Does It Work?

Chamomile suggested uses include gas (flatulence), gastrointestinal (GI) inflammatory disorders, GI spasms, inflammation (skin or mucous membrane), insomnia, menstrual cramps, and motion sickness. Chamomile for topical use suggested uses include for hemorrhoids, and mucositis (chemo-induced).

  • Chamomile is classified as effective by German Commission E.
  • Chamomile is possibly effective for indigestion/heartburn (dyspepsia), colic, and mucositis.
  • Chamomile is available under the following different brands and other names: Chamomilla Recutita, German chamomile, Matricaria chamomilla, Matricaria recutita, pinheads, Roman chamomile, and wild chamomile

What Are Dosages of Chamomile?

Dosages of Chamomile:

Suggested Dosing

Mucositis, chemo-induced

  • Swish orally and swallow three times daily; use 10-15 drops liquid extract / 100 ml warm water


  • 1 mL orally three times daily (Iberogast, Medical Futures, Inc)

Dried flower heads

  • 2-8 g orally three times daily


  • 1 cup orally three times daily to four times daily; 3 g dried flower heads/150 ml water

Liquid extract

  • 1-4 ml orally three times daily; 1:1 in 45% alcohol

Tea poultice/rinse

Dosage Considerations – Should be Given as Follows:

  • See "Suggested Dosing"

What Are Side Effects Associated with Using Chamomile?

Common side effects of chamomile include:

  • Severe allergic reaction (anaphylaxis)
  • Contact dermatitis/skin reactions
  • Eye irritation (when applied near the eyes)
  • Hypersensitivity reactions
  • Vomiting (when taken in large amounts)

This document does not contain all possible side effects and others may occur. Check with your physician for additional information about side effects.

What Other Drugs Interact with Chamomile?

If your doctor has directed you to use this medication, your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor, health care provider, or pharmacist first.

  • Chamomile has no known severe, serious, moderate, or mild interactions with other drugs.

This information does not contain all possible interactions or adverse effects. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share this information with your doctor and pharmacist. Check with your health care professional or doctor for additional medical advice, or if you have health questions, concerns, or for more information about this medicine.

What Are Warnings and Precautions for Chamomile?


  • This medication contains chamomile. Do not take Chamomilla Recutita, German chamomile, Matricaria chamomilla, Matricaria recutita, pinheads, Roman chamomile, or wild chamomile if you are allergic to chamomile or any ingredients contained in this drug.
  • Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center immediately


  • Hypersensitivity to Asteraceae/Compositae plants chrysanthemums, daisies, marigolds, ragweed

Effects of Drug Abuse

  • No information available

Short-Term Effects

  • See "What Are Side Effects Associated with Using Chamomile?"

Long-Term Effects

  • See "What Are Side Effects Associated with Using Chamomile?"


  • Asthma, concurrent CYP 3A4 substrates

Pregnancy and Lactation

  • Avoid the use of chamomile during pregnancy
  • There is no information available about the use of chamomile while breastfeeding
  • consult your doctor
Medscape. Chamomile.
RxList. Chamomile.

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