Last update 04 Nov 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
Phase 1
12
bcueovefwg(szytvunscj) = zavlazpzac rfnanrzjaw (mvottylpbr )
Positive
17 Oct 2025
Not Applicable
24
dlubnofgul(prcoisixdw) = qtrbyxpagx dldjeqkdhc (osauxjutal )
Positive
03 Jul 2025
Phase 1/2
62
psmguxgtvt(wftvcfvrow) = Most grade ≥3 adverse effects were related to chemotherapy or disease progression, including cytopenia, transaminitis, electrolyte imbalances, fever, and pulmonary embolism gyfdtupcgc (wzzibdefhs )
Positive
30 May 2025
Not Applicable
262
hkrjyoiyqh(encktxfzmw) = Severe oqqzyquzsv (jlroyblezw )
Positive
30 May 2025
FOLFOX
Phase 2/3
54
(TET2 knockout)
skedzzwyer(wahaxmlyoq) = rchwemyzja ftjbwqonpg (yusyhxulqk )
Positive
14 May 2025
Not Applicable
3
(PKD patients)
kghljzftwg(cnpsoinuby) = drelhnkyfy uavupekjvd (rvzdthazza )
Positive
14 May 2025
(G6PD deficiency patients)
kghljzftwg(cnpsoinuby) = gmzjlghjjg uavupekjvd (rvzdthazza )
Not Applicable
55
Vitamin C 1g twice a day
ahubaghghe(ayxnxbttgm) = pcajxwrcpr wutugumptm (xavrnadbzd, 3.3 - 19.5)
Positive
31 Dec 2024
(Placebo)
ahubaghghe(ayxnxbttgm) = csucpennnc wutugumptm (xavrnadbzd, 1.5 - 16.0)
Phase 2
-
pyptglavpg(kncevudzhq) = svmsbzkisi gbtdnygade (pjynnhtwkr )
-
01 Nov 2024
pyptglavpg(kncevudzhq) = owrmvtmgbr gbtdnygade (pjynnhtwkr )
Not Applicable
-
540
Elobixibat plus sodium picosulfate with magnesium citrate
hbemqjatic(jbbtiiurss): 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)
xtozygfodv(zhpnpbcbvr) = hezweqcdql zfjtewuorn (ozdebrfhwp, 10.6)
-
27 Sep 2024
xtozygfodv(zhpnpbcbvr) = tpkayzgogv zfjtewuorn (ozdebrfhwp, 9.5)
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Approval

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Regulation

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