Drug ID:Drug88
Drug Name:Vitamin D3
CID:5280795
DrugBank ID:DB00169
Modality:Small Molecule
Groups:approved|nutraceutical
US Approved:YES
Other Approved:YES
Identifier: NCT01640496, , NCT04991324, , NCT03162432
Molecular Formula:C27H44O
Molecular Weight:384.6 g/mol
Isomeric SMILES:C[C@H](CCCC(C)C)[C@H]1CC[C@@H]\\2[C@@]1(CCC/C2=C\\C=C/3\\C[C@H](CCC3=C)O)C
Synonyms:Vitamin D3; cholecalciferol; 67-97-0; Colecalciferol; Calciol; Ricketon; Oleovitamin D3; Deparal; Arachitol; Delsterol
Phase 0: 21
Phase 1: 72
Phase 2: 170
Phase 3: 144
Phase 4: 130
Description:Derivative of 7-dehydroxycholesterol formed by ultraviolet rays breaking of the C9-C10 bond. It differs from ergocalciferol in having a single bond between C22 and C23 and lacking a methyl group at C24. [PubChem]

Molecular Structure

2D Molecular Structure

Knowledge Graph

dtIDCIDCompound NameGene IDGene NameSpeciesPubMed IDsAction
dt736 5280795 Cholecalciferol 367 AR Homo sapiens (human) None
dt737 5280795 Cholecalciferol 246 ALOX15 Homo sapiens (human) None
dt738 5280795 Cholecalciferol 4137 MAPT Homo sapiens (human) None
dt739 5280795 Cholecalciferol 6097 RORC Homo sapiens (human) None
dt740 5280795 Cholecalciferol 4780 NFE2L2 Homo sapiens (human) None
dt741 5280795 Cholecalciferol 10919 EHMT2 Homo sapiens (human) None
dt742 5280795 Cholecalciferol 1593 CYP27A1 Homo sapiens (human) Substrate
dt743 5280795 Cholecalciferol 1573 CYP2J2 Homo sapiens (human) Substrate
dt744 5280795 Cholecalciferol 1576 CYP3A4 Homo sapiens (human) Substrate
dt745 5280795 Cholecalciferol 1583 CYP11A1 Homo sapiens (human) Substrate

  • No data available

Phase Distribution
Phase Description
  • Phase 0: Exploratory trials to assess drug behavior in humans
  • Phase 1: Safety trials to determine safe dosage range
  • Phase 2: Efficacy trials to evaluate therapeutic effects
  • Phase 3: Large-scale trials to confirm efficacy and safety
  • Phase 4: Post-marketing surveillance for long-term safety and efficacy

Trial IDTitlePhaseStatusSponsorIndicationsInterventions
NCT01877577 Supplementation of Vitamin D3 in Patients With Inflammatory Bowel Diseases and Hypovitaminosis D None COMPLETED University of California, San Francisco Crohn's Disease (CD)|Ulcerative Colitis (UC) DIETARY_SUPPLEMENT: Vitamin D3 Details
NCT04331639 High Dose Interval Vitamin D Supplementation in Patients With Inflammatory Bowel Disease Receiving Biologic Therapy None RECRUITING Boston Children's Hospital Inflammatory Bowel Disease|Crohn Disease|Ulcerati… DIETARY_SUPPLEMENT: vitamin D3 Details
NCT04225819 Adjunctive Treatment With Vitamin D3 in Patients With Active IBD None SUSPENDED Massachusetts General Hospital IBD|Inflammatory Bowel Diseases|Crohn Disease|Ulc… DIETARY_SUPPLEMENT: Vitamin D3|OTHER: Placebo Details
NCT03162432 High Dose Interval Vitamin D Supplementation in Patients With IBD Receiving Remicade PHASE3 ACTIVE_NOT_RECRUITING Boston Children's Hospital IBD|Ulcerative Colitis|Crohn Disease DRUG: Vitamin D3 Details
NCT02076750 Weekly Vitamin D in Pediatric IBD PHASE1|PHASE2 COMPLETED Emory University Inflammatory Bowel Diseases|Skin Pigmentation DIETARY_SUPPLEMENT: Vitamin D3 (cholecalciferol) Details
NCT04991324 Cholecalciferol Comedication in IBD - the 5C-study PHASE3 COMPLETED University Hospital, Basel, Switzerland Inflammatory Bowel Diseases DRUG: Vitamin D3 Details
NCT01640496 Vitamin D Treatment in Ulcerative Colitis None WITHDRAWN University of Chicago Ulcerative Colitis|Inflammatory Bowel Disease DRUG: Vitamin D3|OTHER: Placebo Details
NCT05624801 Cholecalciferol Comedication in Patients With Chronic Inflammatory Bowel Diseases (Crohn's Disease or Ulcerative Colitis) - the 5C-study PHASE3 Recruiting University Hospital, Basel, Switzerland IBD Drug: D3 VitaCaps Details
NCT03496246 Vitamin D Status in Inflammatory Bowel Disease None UNKNOWN Assiut University Vitamin D Deficiency|Inflammatory Bowel Diseases DIAGNOSTIC_TEST: serum total 25 hydroxycholecalci… Details
CTRI/2017/11/010336 A study to assess the efficacy of vitamin D supplementation in preventing disease relapse in patients with inflammatory bowel disease. Not Available Not Recruiting KMC Hospital Health Condition 1: null- Inflammatory bowel dise… Intervention1: Supplementation of Oral Cholecalif… Details
NCT00621257 Vitamin D Levels in Children With IBD None TERMINATED Boston Children's Hospital Inflammatory Bowel Disease|Crohn's Disease|Ulcera… DIETARY_SUPPLEMENT: ergocalciferol|DIETARY_SUPPLE… Details
NCT03053414 Vitamin D Repletion and Maintenance in IBD: How Much and How Often None WITHDRAWN Cedars-Sinai Medical Center Inflammatory Bowel Diseases|Vitamin D Deficiency DIETARY_SUPPLEMENT: Vitamin D (ergocalciferol and… Details

Disease IDDisease NameDefinitionCategoryRelated DrugsMechanism
No data available

Strategy IDTherapeutic StrategySynonymsRelated DrugsMechanism
No data available

Cholecalciferol (vitamin D3): efficacy, safety, and implications in public heal…

PMID: 40551736
Year: 2025
Relationship Type: Treatment Score: 7.5

Vitamin D(3) (cholecalciferol) is a fat-soluble secosteroid with essential roles in calcium-phosphorus metabolism, bone health, and an expanding rang…

Daily Vitamin D3 Versus Stoss Vitamin D3 for Correction of 25OHD Deficiency in …

PMID: 40021606
Year: 2025
Relationship Type: Treatment Score: 6.5

INTRODUCTION: Vitamin D deficiency is common in Paediatric Inflammatory Bowel Disease (PIBD) and has been implicated in disease pathogenesis and dise…

Vitamin D3 induces stem cell activation via Lgr5-Bmi1 expression and improving …

PMID: 38455625
Year: 2023
Relationship Type: Treatment Score: 6.5

Conventional therapy for inflammatory bowel disease using long-term anti-inflammatory drugs does not seem to provide optimal results. Adjuvant therap…

An efficient co-delivery system based on multilayer structural nanoparticles fo…

PMID: 37952331
Year: 2024
Relationship Type: Treatment Score: 6.5

Multilayer structural nanoparticles (MSNPs) fabricated by layer-by-layer self-assembly were used for the co-encapsulation of resveratrol (Res) and vi…

Immunological Study of IFN-γ, ICAM-4, and Vitamin D3 Markers among Gastrointest…

PMID: 36708580
Year: 2023
Relationship Type: Association Score: 6.5

OBJECTIVE: The current study was conducted to investigate the roles of ICAM-4, IFN-gamma, and vitamin D3 markers among benign and malignant gastroint…

Effect of Vitamin D3 in Composition of Original Rectal Suppositories on Paramet…

PMID: 33788108
Year: 2021
Relationship Type: Association Score: 6.5

The effect of vitamin D3 in the composition of original rectal suppositories on the content of products of oxidative modification of proteins in muco…

A New Model Based on 25-Hydroxyvitamin D3 for Predicting Active Crohn's Disease…

PMID: 30647532
Year: 2018
Relationship Type: Association Score: 6.3

BACKGROUND: The association between vitamin D3 and activity of Crohn's disease (CD) is unclear in Chinese patients. In this study, we aimed to evalua…

Correlations of 25-hydroxyvitamin D3 level in patients with ulcerative colitis …

PMID: 30229839
Year: 2018
Relationship Type: Treatment Score: 6.3

OBJECTIVE: To investigate the correlations between 25-hydroxyvitamin D3 (25-OHD3) level in patients with ulcerative colitis (UC) and inflammation lev…

Impact of High-Dose Vitamin D3 Supplementation in Patients with Crohn's Disease…

PMID: 27975236
Year: 2017
Relationship Type: Treatment Score: 6.3

AIM: To assess the tolerability and efficacy of high-dose vitamin D3 in patients with Crohn's disease (CD). METHODS: This was a randomized, double-bl…

The role of vitamin D3 in inflammatory bowel diseases

PMID: 25166432
Year: 2014
Relationship Type: Treatment Score: 6.3

Vitamin D3, combined with its nuclear receptor, regulates more than 900 genes, which is the reason why its effect is pleiotropic. Among other effects…

Comment On: Clinical Trial: Vitamin D3 Treatment in Crohn's Disease: A Randomiz…

PMID: 28094596
Year: 2011
Relationship Type: Treatment Score: 6.1

BACKGROUND: Vitamin D has immune-regulatory functions in experimental colitis, and low vitamin D levels are present in Crohn's disease. METHODS: We p…

Vitamin D3 treatment of Crohn's disease patients increases stimulated T cell IL…

PMID: 21050239
Year: 2010
Relationship Type: Treatment Score: 6.1

BACKGROUND: Vitamin D3 has shown immune-modulating effects in CD4+ T cells from Crohn's disease patients in vitro. AIM: To investigate the effects of…

[Pleiotropic action of vitamin D3 with particular stress on its role in gastroi…

PMID: 20608430
Year: 2010
Relationship Type: Association Score: 6.1

This review presents aspects of pleiotropic actions of vitamin D3, in particular amongst the development period population. It describes the relation…

Clinical trial: vitamin D3 treatment in Crohn's disease - a randomized double-b…

PMID: 20491740
Year: 2010
Relationship Type: Treatment Score: 6.1

BACKGROUND: Vitamin D has immune-regulatory functions in experimental colitis, and low vitamin D levels are present in Crohn's disease. AIM: To asses…

Differences in outcomes between cholecalciferol and ergocalciferol supplementat…

PMID: 22233182
Year: 2012
Relationship Type: Treatment Score: 5.1

AIM: Vitamin D deficiency is a global health issue associated with increased health-care costs, and could play a role in the pathogenesis and managem…