Tansy is used for digestive tract problems including stomach and intestinal ulcers, certain gallbladder conditions, migraines, nerve pain, joint pain, and many other conditions, but there is no good scientific evidence to support these uses. Using tansy might also cause toxic effects.
Be careful not to confuse tansy with tansy ragwort (Senecio species) and other plants generically referred to as "tansy."
Uses & Effectiveness
Insufficient Evidence for
When applied to the skin: Tansy is POSSIBLY UNSAFE. It can cause a severe skin reaction.
Special Precautions and Warnings
When applied to the skin: Tansy is POSSIBLY UNSAFE. It can cause a severe skin reaction. It is LIKELY UNSAFE for anyone to take tansy by mouth and POSSIBLY UNSAFE to apply it to the skin, but some people with the following conditions have extra reasons not to use it:
Pregnancy and breast-feeding: It's LIKELY UNSAFE to use tansy if you are pregnant. It could start your period, cause your uterus to contract, and cause an abortion.
It's also LIKELY UNSAFE to use tansy if you are breast-feeding because of the poisonous thujone it contains.
Allergy to ragweed and related plants: Tansy may cause an allergic reaction in people who are sensitive to the Asteraceae/Compositae family. Members of this family include ragweed, chrysanthemums, marigolds, daisies, and many others. If you have allergies, be sure to check with your healthcare provider before taking tansy.
Porphyria, an inherited condition that affects metabolism: There is some concern that tansy might make this condition worse.
Alcohol (Ethanol) interacts with TANSY
Alcohol can cause sleepiness and drowsiness. Tansy might increase the sleepiness and drowsiness caused by alcohol. Do not drink alcohol and take tansy at the same time.
Do not take this combination
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CONDITIONS OF USE AND IMPORTANT INFORMATION: This information is meant to supplement, not replace advice from your doctor or healthcare provider and is not meant to cover all possible uses, precautions, interactions or adverse effects. This information may not fit your specific health circumstances. Never delay or disregard seeking professional medical advice from your doctor or other qualified health care provider because of something you have read on WebMD. You should always speak with your doctor or health care professional before you start, stop, or change any prescribed part of your health care plan or treatment and to determine what course of therapy is right for you.
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© Therapeutic Research Faculty 2020.