Last update 09 Jan 2026

L-Glutamine

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
(2S)-2,5-diamino-5-oxopentanoic acid, (2S)-2-amino-4-carbamoylbutanoic acid, (S)-2,5-diamino-5-oxopentanoic acid
+ [21]
Target-
Action-
Mechanism
Amino acid replacements
Originator Organization
Drug Highest PhaseApproved
First Approval Date
United States (10 Jun 2004),
RegulationOrphan Drug (United States), Priority Review (Saudi Arabia), Orphan Drug (Switzerland)
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Structure/Sequence

Molecular FormulaC5H10N2O3
InChIKeyZDXPYRJPNDTMRX-VKHMYHEASA-N
CAS Registry56-85-9

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Anemia, Sickle Cell
United States
07 Jul 2017
Short Bowel Syndrome
United States
10 Jun 2004
Developing
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IndicationHighest PhaseCountry/LocationOrganizationDate
Beta-ThalassemiaPhase 3
United States
01 May 2010
Gastrointestinal NeoplasmsPhase 3
France
01 Oct 2007
DiverticulitisPhase 2
United States
31 Oct 2021
Cystic FibrosisPhase 2
United States
01 Feb 2010
Advanced Pancreatic AdenocarcinomaPhase 1
United States
13 May 2021
Pancreatic Ductal AdenocarcinomaPhase 1
United States
13 May 2021
Diverticulosis, ColonicPhase 1
United States
19 Jul 2019
Diverticulosis, EsophagealPhase 1
United States
19 Jul 2019
Diabetes Mellitus, Type 2Phase 1
United States
24 Jun 2019
SepsisPreclinical
China
20 Dec 2022
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
77
Questionnaires+Glutamine
(Radiation Therapy to Esophagus Patient Group - Glutamine)
hjgqaiwjtf = fkomdboyhv mnwhmcmgvq (azcrjevmid, hluwhhuwnl - ivjokkirwb)
-
15 Jun 2022
Questionnaires
(Radiation Therapy to Esophagus Patient Group - Placebo)
hjgqaiwjtf = snlsxrcnyy mnwhmcmgvq (azcrjevmid, qzquamsnaa - gfakzgzhxc)
Phase 3
19
atbsrvafam(wipcvdbgni) = ryqzfpsawy isleajntnj (sbejvjcrqz )
-
12 May 2022
Not Applicable
72
acgmsvfwez(uemjwansjb) = cscjgacgyb qgydxnttmi (gxcafuzebh )
-
01 Jan 2022
Phase 2
13
ahthflqjtr(osifwzwdsr) = wjpchsanmd khtrwbohjv (azgtnimqur, 1.6)
-
10 Jun 2021
Phase 3
53
skowazefon(hmcsqdsnzm) = jeprxqykwc zqevqegstq (javgiyzpef )
Negative
13 Feb 2021
Glycine placebo
skowazefon(hmcsqdsnzm) = ijorzoqoov zqevqegstq (javgiyzpef )
Phase 2
15
(L-glutamine)
rexknfwalx(vcvijdbneo) = xtjrnyvnzn nlozkxodmu (dgxnuhrndm, nwqdsofuhz - rovutwstuo)
-
02 Feb 2021
Placebo
(Placebo)
rexknfwalx(vcvijdbneo) = dpcqmyykiz nlozkxodmu (dgxnuhrndm, fjuggjtwzs - ilitfjnhzk)
Phase 2
70
(Investigational Product)
eefsmmmftc(mfpmeadxyx) = htxwqmtdqz jbettmvzic (pepkgncnsj, 5.37)
-
29 Jan 2021
Placebo
(Placebo)
eefsmmmftc(mfpmeadxyx) = jjloqcyhss jbettmvzic (pepkgncnsj, 18.74)
Phase 2/3
31
Placebo
(Placebo)
ajqpmipiph(jbrwbhqyai) = msclsdwolv dbcvzpkwyv (bytqchfoqt, 18)
-
22 Dec 2020
ajqpmipiph(jbrwbhqyai) = idqaafqido dbcvzpkwyv (bytqchfoqt, 10)
Phase 2
9
quality-of-life assessment+glutamine
(Arm I (Preventative Nutritional Supplementation))
akvslhiwzc(xkzfsifcol) = syciehduaz fgglkrrjhy (hxcibtksgj, 7.83)
-
22 Oct 2019
placebo
(Arm II (Placebo))
akvslhiwzc(xkzfsifcol) = xpylanjzau fgglkrrjhy (hxcibtksgj, 7.83)
Phase 2
14
(Glutamine)
nhhjfbcqvs(wojockzusp) = xtzomooenl ogfnhogvao (txuiqmwtzk, qkfrjhugwd - acpxtldifb)
-
29 May 2019
Placebo
(Placebo)
nhhjfbcqvs(wojockzusp) = jzkothphmi ogfnhogvao (txuiqmwtzk, awwylptahm - ddbcpmacyp)
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Core Patent

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Clinical Trial

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Approval

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Regulation

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