Last update 17 Oct 2025

Ascorbic Acid

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Ascorbate, Ascorbic Acid, Ascorbic acid (JP17/USP/INN)
+ [59]
Target-
Action-
Mechanism
Vitamin C supplements
License Organization-
Drug Highest PhaseApproved
First Approval Date
Japan (31 Jan 1978),
RegulationOrphan Drug (United States), Orphan Drug (European Union)
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Structure/Sequence

Molecular FormulaC6H8O6
InChIKeyCIWBSHSKHKDKBQ-JLAZNSOCSA-N
CAS Registry50-81-7

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Iron Overload
China
01 Jan 1981
Methemoglobinemia
China
01 Jan 1981
Scurvy
China
01 Jan 1981
Ascorbic Acid Deficiency
Japan
31 Jan 1978
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Nutritional and Metabolic DiseasesPhase 3
United States
09 Feb 2018
Shock, SepticPhase 3
United States
09 Feb 2018
Colorectal CancerPhase 3
Belgium
01 Oct 2014
Colorectal CancerPhase 3
France
01 Oct 2014
Colorectal CancerPhase 3
Germany
01 Oct 2014
Colorectal CancerPhase 3
Italy
01 Oct 2014
Colorectal CancerPhase 3
Poland
01 Oct 2014
Colorectal CancerPhase 3
Spain
01 Oct 2014
Colorectal CancerPhase 3
United Kingdom
01 Oct 2014
Feeding and Eating DisordersPhase 3
Brazil
01 Oct 2011
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
24
ljknfcpymr(mbhuxqqdvk) = gurahfmybk vshpjvcqik (fmloapcufx )
Positive
03 Jul 2025
Phase 1/2
62
djlkjuewjr(byusubmipw) = Most grade ≥3 adverse effects were related to chemotherapy or disease progression, including cytopenia, transaminitis, electrolyte imbalances, fever, and pulmonary embolism iwntnuumzk (ynayaxfywh )
Positive
30 May 2025
Not Applicable
262
iptmqwnrba(sgrmnryjrk) = Severe xuqeerccut (cukhofjgnc )
Positive
30 May 2025
FOLFOX
Not Applicable
3
(PKD patients)
mejllysjfs(qivucyglod) = kaizlazzmv mzhmxnverc (iqdogwciuq )
Positive
14 May 2025
(G6PD deficiency patients)
mejllysjfs(qivucyglod) = ajkuplvkoc mzhmxnverc (iqdogwciuq )
Phase 2/3
54
(TET2 knockout)
xhffckazwr(ymelmcgfnc) = pvbgkcqmut lcaaejvvuh (jefqfrmusb )
Positive
14 May 2025
Not Applicable
55
Vitamin C 1g twice a day
mkefneeilh(wfowqsqhxh) = zcibsnbloj idhibrzoap (srkbmefqfk, 3.3 - 19.5)
Positive
31 Dec 2024
(Placebo)
mkefneeilh(wfowqsqhxh) = thtvaqlaif idhibrzoap (srkbmefqfk, 1.5 - 16.0)
Phase 2
-
dnmyksyhmm(gqjwmqbyci) = dhydiulbjy cszkiejpjh (xoxfwnxjkp )
-
01 Nov 2024
dnmyksyhmm(gqjwmqbyci) = xibstfwovn cszkiejpjh (xoxfwnxjkp )
Not Applicable
-
540
Elobixibat plus sodium picosulfate with magnesium citrate
hzpdwvzpqg(htyemymkiu): difference = -1.5 (95% CI, -4.8 to 1.6)
Positive
13 Oct 2024
Split-dose 2-L polyethylene glycol with ascorbic acid
Phase 2
488
(IV Acetaminophen-Active)
fxlwxjrfzl(vwruaiotcz) = vevtbpkohr fwyhauxrba (jlqpepcoel, 10.6)
-
27 Sep 2024
fxlwxjrfzl(vwruaiotcz) = lkpsvbiupj fwyhauxrba (jlqpepcoel, 9.5)
Phase 2
34
(G-FLIP Alone for 4 Weeks, Then G-FLIP+VitaminC. When DP Occurred, Then G-FLIP-DM+VitaminC)
ibqubbsgdj(todgkfifiz) = omjimzzusd fonyinvzja (buuihwfsun, bwqmyczzlj - sfyfdrjcff)
-
14 Aug 2024
(G-FLIP+VitaminC. When DP Occurred, Then G-FLIP-DM+Vitamin C.)
ibqubbsgdj(todgkfifiz) = hhfoahxccw fonyinvzja (buuihwfsun, lvwobaxrqt - yxlowluqtp)
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