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s-adenosylmethionine

Generic Name: s-adenosylmethionine (SAMe) (S - a DEE noe SIL meth EYE oh neen)
Brand Name: Natrol SAMe

What is s-adenosylmethionine (SAMe)?

S-adenosylmethionine is a naturally occurring chemical in the body.

S-adenosylmethionine (also called SAMe) has been used in alternative medicine as an aid to treating depression, osteoarthritis, fibromyalgia, and liver problems.

Not all uses for SAMe have been approved by the FDA. SAMe should not be used in place of medication prescribed for you by your doctor.

SAMe is often sold as an herbal supplement. There are no regulated manufacturing standards in place for many herbal compounds and some marketed supplements have been found to be contaminated with toxic metals or other drugs. Herbal/health supplements should be purchased from a reliable source to minimize the risk of contamination.

S-adenosylmethionine may also be used for purposes not listed in this product guide.

What is the most important information I should know about s-adenosylmethionine (SAMe)?

You should not use this product if you are allergic to s-adenosylmethionine.

Do not use SAMe if you have used an MAO inhibitor such as furazolidone (Furoxone), isocarboxazid (Marplan), phenelzine (Nardil), rasagiline (Azilect), selegiline (Eldepryl, Emsam, Zelapar), or tranylcypromine (Parnate) in the last 14 days. A dangerous drug interaction could occur, leading to serious side effects.

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Not all uses for SAMe have been approved by the FDA. SAMe should not be used in place of medication prescribed for you by your doctor.

SAMe is often sold as an herbal supplement. There are no regulated manufacturing standards in place for many herbal compounds and some marketed supplements have been found to be contaminated with toxic metals or other drugs. Herbal/health supplements should be purchased from a reliable source to minimize the risk of contamination.

Do not use this product without medical advice if you are pregnant or breast-feeding

What should I discuss with my healthcare provider before taking SAMe?

You should not use this product if you are allergic to s-adenosylmethionine.

Do not use SAMe if you have used an MAO inhibitor such as furazolidone (Furoxone), isocarboxazid (Marplan), phenelzine (Nardil), rasagiline (Azilect), selegiline (Eldepryl, Emsam, Zelapar), or tranylcypromine (Parnate) in the last 14 days. A dangerous drug interaction could occur, leading to serious side effects.

Before using SAMe, talk to your doctor, pharmacist, or other healthcare provider. You may not be able to use SAMe if you have certain medical conditions, such as:

  • bipolar disorder (manic depression); or

  • Parkinson's disease.

Do not use this product without medical advice if you are pregnant.

Do not use this product without medical advice if you are breast-feeding a baby.

Do not give any herbal/health supplement to a child without medical advice.

How should I take SAMe?

When considering the use of herbal supplements, seek the advice of your doctor. You may also consider consulting a practitioner who is trained in the use of herbal/health supplements.

If you choose to use SAMe, use it as directed on the package or as directed by your doctor, pharmacist, or other healthcare provider. Do not use more of this product than is recommended on the label.

If you need surgery, tell the surgeon ahead of time that you are using SAMe. You may need to stop using the medicine for a short time.

Store at room temperature away from moisture, heat, and light. Keep the bottle tightly closed when not in use.

What happens if I miss a dose?

Skip the missed dose if it is almost time for your next scheduled dose. Do not use extra SAMe to make up the missed dose.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking s-adenosylmethionine?

Follow your healthcare provider's instructions about any restrictions on food, beverages, or activity.

S-adenosylmethionine side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Less serious side effects may include:

  • headache, dizziness;

  • feeling anxious or nervous;

  • nausea, vomiting, stomach pain;

  • diarrhea, constipation;

  • increased sweating; or

  • sleep problems (insomnia).

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

See also: Side effects (in more detail)

What other drugs will affect SAMe?

There may be other drugs that can interact with SAMe. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.

More about s-adenosylmethionine

Consumer resources

Related treatment guides

Where can I get more information?

  • Consult with a licensed healthcare professional before using any herbal/health supplement. Whether you are treated by a medical doctor or a practitioner trained in the use of natural medicines/supplements, make sure all your healthcare providers know about all of your medical conditions and treatments.
  • Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
  • Disclaimer: Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

Copyright 1996-2012 Cerner Multum, Inc. Version: 2.01. Revision Date: 2012-08-30, 1:49:16 PM.

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