What is it?
Asafoetida is an herbal medicine used to treat nervousness, bronchitis, and gas pain.
Other names for Asafoetida include: Ferula foetida, Devil's Dung, and Giant Fennel.
Ask your doctor, nurse, or pharmacist if you need more information about this medicine or if any information in this leaflet concerns you.
Tell your doctor if you
- are taking medicine or are allergic to any medicine (prescription or over-the-counter (OTC) or dietary supplement)
- are pregnant or plan to become pregnant while using this medicine
- are breastfeeding
- have any other health problems, such as high blood pressure or heart or blood vessel disease
Talk with your caregiver about how much Asafoetida you should take. The amount depends on the strength of the medicine and the reason you are taking Asafoetida. If you are using this medicine without instructions from your caregiver, follow the directions on the medicine bottle. Do not take more medicine or take it more often than the directions tell you to.
To store this medicine:
Keep all medicine locked up and away from children. Store medicine away from heat and direct light. Do not store your medicine in the bathroom, near the kitchen sink, or in other damp places. Heat or moisture may cause the medicine to break down and not work the way it should work. Throw away medicine that is out of date or that you do not need. Never share your medicine with others.
Drug and Food Interactions:
Do not take Asafoetida without talking to your doctor first if you are taking:
- Blood thinning medicine (examples: warfarin (Coumadin(R)), clopidogrel (Plavix(R)), aspirin, enoxaparin (Lovenox(R)), dalteparin (Fragmin(R))) (2)
- Before taking Asafoetida, tell your doctor if you are pregnant or breastfeeding
- Do not give Asafoetida to young children or use it to treat infant colic (2,3)
- Asafoetida may cause a skin reaction to include itching, redness, or a rash (3)
Stop taking your medicine right away and talk to your doctor if you have any of the following side effects. Your medicine may be causing these symptoms which may mean you are allergic to it.
- Breathing problems or tightness in your throat or chest
- Chest pain
- Skin hives, rash, or itchy or swollen skin
Other Side Effects:
You may have the following side effects, but this medicine may also cause other side effects. Tell your doctor if you have side effects that you think are caused by this medicine.
- Skin rash (5,6)
- Swollen lips, stomach burning, burping, headaches, and dizziness if too much is taken (7)
1. Bradley PR (ed): British Herbal Compendium, Vol 1. British Herbal Medicine Association, Bournemouth, England; 1992.
2. Newall CA, Anderson LA & Phillipson JD: Herbal Medicines: A Guide for Health-Care Professionals. The Pharmaceutical Press, London, England; 1996.
3. Felter HW & Lloyd JU: King's American Dispensary. Eclectic Medical Publishing, Sandy, OR; 1993.
4. McGuffin M, Hobbs C, Upton R et al (eds): American Herbal Products Association's Botanical Safety Handbook. CRC Press, Boca Raton, FL; 1997.
5. Mitchell J & Rook A: Botanical dermatology - plants and plant products injurious to the skin. Greengrass, Vancouver, British Colombia, Canada; 1979.
6. Tisserand R & Balacs T: Essential Oil Safety. Churchill Livingstone, Edinburgh, Scotland; 1995.
7. DeSmet PAGM, Keller K, Hansel et al (eds): Adverse Effects of Herbal Drugs 2. Springer-Verlag, New York, NY; 1993.
Last Updated: 5/4/2018