Lysine

Generic name: Lysine
Brand names: L-Formula
Dosage form: oral tablet (1000 mg; 500 mg)
Drug class: Nutraceutical products

Usage of Lysine

Lysine is an amino acid (building block of protein), and it is also known as L-2,6-diaminohexanoic acid, Lisina, Lys, Lysine Hydrochloride, Lysine Monohydrochloride, and other names.

Lysine has been used in alternative medicine as a possibly effective aid in treating cold sores due to herpes simplex.

Other uses not proven with research have included canker sores, diabetes, stress, and for athletic performance improvement.

It is not certain whether lysine is effective in treating any medical condition. Medicinal use of this product has not been approved by the FDA. Lysine should not be used in place of medication prescribed for you by your doctor.

Lysine 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.

Lysine may also be used for purposes not listed in this product guide.

Lysine side effects

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

Although not all side effects are known, lysine is thought to be possibly safe when taken for up to a year.

Common side effects of lysine may include:

stomach pain and diarrhea.

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.

Before taking Lysine

Before using lysine, talk to your healthcare provider. You may not be able to use lysine if you have certain medical conditions.

Ask a doctor, pharmacist, or other healthcare provider if it is safe for you to use this product if you have:

osteoporosis;

lysinuric protein intolerance (in children); or

kidney disease.

It is not known whether lysine will harm an unborn baby. Do not use this product without medical advice if you are pregnant.

It is not known whether lysine passes into breast milk or if it could harm a nursing baby. 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.

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Warnings

Follow all directions on the product label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

What other drugs will affect Lysine

Other drugs may interact with lysine, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.

Do not take lysine without medical advice if you are using any of the following medications:

calcium supplements; or

gastrointestinal medicines (such as prucalopride or tegaserod).

This list is not complete. Other drugs may interact with lysine, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this product guide.

Disclaimer

Every effort has been made to ensure that the information provided by Drugslib.com is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Drugslib.com information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Drugslib.com does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Drugslib.com's drug information does not endorse drugs, diagnose patients or recommend therapy. Drugslib.com'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.

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