Health Guide
Drug Guide


What is it?

EFA is an abbreviation for essential fatty acids. These fats are needed to form normal cell structure and are used in many body functions. They are considered essential because they need to be consumed in the diet.

Other names for EFA include: linoleic acid, alpha-linoleic acid, omega 3, omega 6, DHA, EPA, ALA, DGLA, GLA, and LA.

Ask your doctor, nurse, or pharmacist if you need more information about this medicine or if any information in this leaflet concerns you.

Before Using:

Tell your doctor if you


Talk with your caregiver about how much EFA you should take. The amount depends on the strength of the medicine and the reason you are taking EFA. 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 Throw away medicine that is out of date or that you do not need.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:

DHA may interact with other medicines you may be taking. Talk with your doctor, pharmacist, or nurse before taking DHA with any other medicine.


Side Effects:

Call your doctor right away if you have any of these side effects:

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.


1. Lininger S (ed): The Natural Pharmacy. Prima Health Publishing, Rocklin, CA; 1998.

2. Werbach MR & Murray MT: Botanical influences on Illness: a sourcebook of clinical research. Third Line Press, Tarzana, CA; 1994.

3. Fetrow C & Avila J: Professional's Handbook of Complementary and Alternative Medicines. Springhouse Corporation, Springhouse, PA; 1999.

4. Product Information: Omacor(R), omega-3-acid ethyl esters. Abbott Laboratories, Abbott Park, IL, 2004.

Last Updated: 9/15/2016

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Thomson & A.D.A.M