L-Glutamine

Class: Other Miscellaneous Therapeutic Agents
Chemical Name: (2S)-2,5-diamino-5-oxopentanoic acid
Molecular Formula: C₅H₁₀N₂O₃
CAS Number: 184161-19-1
Brands: Endari

Medically reviewed by Drugs.com on Jul 21, 2021. Written by ASHP.

Introduction

L-Glutamine is an amino acid.

Uses for L-Glutamine

L-Glutamine has the following uses:

L-Glutamine is an amino acid indicated to reduce the acute complications of sickle cell disease in adult and pediatric patients 5 years of age and older.

L-Glutamine Dosage and Administration

General

L-Glutamine is available in the following dosage form(s) and strength(s):

Oral powder: 5 grams of L-glutamine powder per paper-foil-plastic laminate packet.

Dosage

It isessentialthat the manufacturer's labeling be consulted for more detailed information on dosage and administration of this drug. Dosage summary:

• 5 grams to 15 grams orally, twice daily based on body weight.

• Each dose of L-glutamine should be mixed in 8 oz. (240 mL) of cold or room temperature beverage or 4 oz. to 6 oz. of food before ingestion.

Cautions for L-Glutamine

Contraindications

None.

Warnings/Precautions

Specific Populations

Pregnancy

There are no available data on L-glutamine use in pregnant women to inform a drug-associated risk of major birth defects and miscarriage. Animal reproduction studies were not conducted with L-glutamine.

Adverse outcomes in pregnancy occur regardless of the health of the mother or the use of medications. The background risk of major birth defects and miscarriage for the indicated population are unknown. In the US general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2% to 4% and 15% to 20%, respectively.

Lactation

There are no data on the presence of L-glutamine in human milk, the effect on the breastfed infant or the effect on milk production. The developmental and health benefits from breastfeeding should be considered along with the mother's clinical need for L-glutamine and any potential adverse effects on the breastfed child from L-glutamine or from the underlying maternal condition.

Pediatric Use

The safety and effectiveness of L-glutamine have been established in pediatric patients 5 years and older. Use of L-glutamine is supported by evidence from 2 placebo-controlled studies in adult and pediatric patients with sickle cell disease. The clinical studies enrolled 110 pediatric patients...