L-glutamine is used to is used to reduce the frequency of painful episodes (crises) in adults and children 5 years of age and older with sickle cell anemia (an inherited blood disorder in which the red blood cells are abnormally shaped [shaped like a sickle] and cannot bring enough oxygen to all parts of the body). L-glutamine is in a class of medications called amino acids. It works by helping to prevent damage to red blood cells.

🔔 How should this medicine be used?

L-glutamine comes as a powder to be mixed with a liquid or soft wet food and taken by mouth twice a day. Take L-glutamine at around the same times every day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take L-glutamine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

You will need to mix the medication powder with 8 ounces (240 ml) of a liquid such as water, milk, or apple juice, or 4 to 6 ounces (120 to 180 ml) of a soft wet food such as applesauce or yogurt right before you take it. The liquid or food must be cold or room temperature. The powder does not need to be completely dissolved in the liquid or food before you take the mixture.

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