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Details

Stereochemistry ABSOLUTE
Molecular Formula C22H25NO6
Molecular Weight 399.437
Optical Activity ( - )
Additional Stereochemistry Yes
Defined Stereocenters 1 / 1
E/Z Centers 0
Charge 0
Stereo Comments M-helix

SHOW SMILES / InChI
Structure of Colchicine

SMILES

COC1=CC2=C(C(OC)=C1OC)C3=CC=C(OC)C(=O)C=C3[C@H](CC2)NC(C)=O

InChI

InChIKey=IAKHMKGGTNLKSZ-INIZCTEOSA-N
InChI=1S/C22H25NO6/c1-12(24)23-16-8-6-13-10-19(27-3)21(28-4)22(29-5)20(13)14-7-9-18(26-2)17(25)11-15(14)16/h7,9-11,16H,6,8H2,1-5H3,(H,23,24)/t16-/m0/s1

HIDE SMILES / InChI
Colchicine is an alkaloid obtained from the plant colchicum autumnale (also known as "meadow saffron"). Colchicine is an alternative medication for those unable to tolerate NSAIDs in gout. Mechanism of action of colchicine is inhibition of microtubule polymerization by binding to tubulin. Availability of tubulin is essential to mitosis, so colchicine effectively unctions as a "mitotic poison" or spindle poison.

CNS Activity

Curator's Comment: Known to be CNS non-penetrant in rats. Human data not available.

Approval Year

Targets

Targets

Primary TargetPharmacologyConditionPotency
Conditions

Conditions

ConditionModalityTargetsHighest PhaseProduct
Preventing
COLCRYS

Approved Use

Colchicine capsules are indicated for prophylaxis of gout flares in adults. Colchicine disrupts the polymerization of β-tubulin into microtubules, thereby preventing the activation, degranulation, and migration of neutrophils to sites of inflammation.

Launch Date

2009
Primary
COLCRYS

Approved Use

Colchicine is indicated for Familial Mediterranean fever (FMF) in adults and children 4 years or older

Launch Date

2009
Cmax

Cmax

ValueDoseCo-administeredAnalytePopulation
2023.29 pg/mL
0.6 mg single, oral
dose: 0.6 mg
route of administration: oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: UNKNOWN
2.16 ng/mL
0.6 mg single, oral
dose: 0.6 mg
route of administration: Oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: FASTED
1.68 ng/mL
0.6 mg single, oral
dose: 0.6 mg
route of administration: Oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: FED
AUC

AUC

ValueDoseCo-administeredAnalytePopulation
87 pg × h/mL
0.6 mg single, oral
dose: 0.6 mg
route of administration: oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: UNKNOWN
19.9 ng × h/mL
0.6 mg single, oral
dose: 0.6 mg
route of administration: Oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: FASTED
18.47 ng × h/mL
0.6 mg single, oral
dose: 0.6 mg
route of administration: Oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: FED
T1/2

T1/2

ValueDoseCo-administeredAnalytePopulation
31.04 h
0.6 mg single, oral
dose: 0.6 mg
route of administration: Oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: FASTED
30.54 h
0.6 mg single, oral
dose: 0.6 mg
route of administration: Oral
experiment type: SINGLE
co-administered:
COLCHICINE plasma
Homo sapiens
population: HEALTHY
age: ADULT
sex: UNKNOWN
food status: FED
Funbound

Funbound

ValueDoseCo-administeredAnalytePopulation
61%
unknown, oral
COLCHICINE serum
Homo sapiens
population: UNKNOWN
age: UNKNOWN
sex: UNKNOWN
food status: UNKNOWN
Overview

Overview

CYP3A4CYP2C9CYP2D6hERG



OverviewOther

Other InhibitorOther SubstrateOther Inducer




Drug as victim

Drug as victim

TargetModalityActivityMetaboliteClinical evidence
no
no
no
no
no
yes
likely (co-administration study)
Comment: Although there are no published case reports for colchicine toxicity when co-administered with the 4 inhibitors that the sponsor employed, i.e., voriconazole, fluconazole, cimetidine and propafenone, several published case reports indicate that colchicine toxicity is observed when it is co-administered with drugs that are potent inhibitors of both P-gp and CYP3A4 (e.g., clarithromycin, ketoconazole) as well as potent P-gp inhibitors (e.g., cyclosporine).
Page: 2.0
yes
yes (co-administration study)
Comment: Co-administration with posaconazole (considered a strong CYP3A4 inhibitor) increased AUC of colchcine by approximately 3-fold; Although there are no published case reports for colchicine toxicity when co-administered with the 4 inhibitors that the sponsor employed, i.e., voriconazole, fluconazole, cimetidine and propafenone, several published case reports indicate that colchicine toxicity is observed when it is co-administered with drugs that are potent inhibitors of both P-gp and CYP3A4 (e.g., clarithromycin, ketoconazole) and strong to moderate inhibitors of CYP3A4 (e.g., grapefruit juice, erythromycin).
Page: 2.0
PubMed

PubMed

TitleDatePubMed
Colchicine-induced lesions in the rat duodenum.
1975
Acute myelomonocytic leukaemia and multiple myeloma after sulphinpyrazone and colchicine treatment of gout.
1976 Jul 10
Evaluation of natural products as inhibitors of human immunodeficiency virus type 1 (HIV-1) reverse transcriptase.
1991 Jan-Feb
Rapid-onset colchicine myoneuropathy.
1992 Dec
Colchicine-induced myoneuropathy in a renal transplant patient.
1992 Jun
Acute myopathy induced by colchicine in a cyclosporine treated heart transplant recipient: possible role of the multidrug resistance transporter.
1999 Aug
Induced differentiation in HT29, a human colon adenocarcinoma cell line.
1999 Aug
Treatment of linear IgA bullous dermatosis of childhood with colchicine.
1999 Jan-Feb
Hypernatraemia and polyuria due to high-dose colchicine in a suicidal patient.
1999 Jun
[Fibroblastic rheumatism: a case report].
2001 Apr
Discovery of a novel compound: insight into mechanisms for acrylamide-induced axonopathy and colchicine-induced apoptotic neuronal cell death.
2001 Aug 3
The stability of cytokeratin 18 in human liver cells during colchicine-induced microtubule disruption.
2001 Jan
Colchicine and griseofulvin inhibit VCAM-1 expression on human vascular endothelial cells - evidence for the association of VCAM-1 expression with microtubules.
2001 Jan
Abstracts of the Fourth International Symposium on Molecular Insect Science. May 28-June 2, 2002. Tucson, Arizona, USA.
2002
Developing a model of colchicine neuropathy.
2002
Anti-inflammatory fibrosis suppression in threatened trabeculectomy bleb failure produces good long term control of intraocular pressure without risk of sight threatening complications.
2002 Dec
Colchicine-induced myopathy with normal creatine phosphokinase level in a renal transplant patient.
2002 Dec
Colchicine myopathy: a vacuolar myopathy with selective type I muscle fiber involvement. An immunohistochemical and electron microscopic study of two cases.
2002 Feb
[Summary of the Dutch College of General Practitioners' "Gout" Standard].
2002 Feb 16
Colchicine myoneuropathy in a renal transplant patient.
2002 Jul
2-Alkoxycarbonylaminopyridines: inhibitors of Mycobacterium tuberculosis FtsZ.
2002 Jul
[Myopathy caused by colchicine with myotonia].
2002 Jul 16-31
Colchicine neuromyopathy: a report of six cases.
2002 Jul-Aug
Functional analysis of MRP1 cloned from bovine.
2002 Jun 19
Improvement of combination chemotherapy tolerance by introduction of polycistronic retroviral vector drug resistance genes MGMT and MDR1 into human umbilical cord blood CD34+ cells.
2002 Mar
Nocodazole-induced p53-dependent c-Jun N-terminal kinase activation reduces apoptosis in human colon carcinoma HCT116 cells.
2002 Nov 15
Colchicine-induced acute myopathy in a patient with concomitant use of simvastatin.
2002 Sep-Oct
[A case of Behçet's disease associated with neuromyopathy induced by combination therapy with colchicine and cyclosporin].
2003 Feb
Colchicine induces apoptosis in organotypic hippocampal slice cultures.
2003 Feb 28
[Neurotoxic effects of medications: an update].
2004
Cytoskeletal myotoxicity from simvastatin and colchicine.
2004 Dec
RLIP76 (RALBP1)-mediated transport of leukotriene C4 (LTC4) in cancer cells: implications in drug resistance.
2004 Dec 20
Establishment of a P-glycoprotein substrate screening model and its preliminary application.
2004 May 1
Effects of colchicine on the maximum biliary excretion of cholephilic compounds in rats.
2004 Sep
Acute renal failure associated with an accidental overdose of colchicine.
2005 Oct
[Nephrogenic diabetes insipidus induced by colchicine--a case report].
2005 Sep
[A case report of acute neuromyopathy induced by concomitant use of colchicine and bezafibrate].
2005 Sep
Tetraparesis associated with colchicine is probably due to inhibition by verapamil of the P-glycoprotein efflux pump in the blood-brain barrier.
2005 Sep 17
Expression of corticosterone-binding globulin in the rat hypothalamus.
2006 Apr
Colchicine myoneuropathy in chronic renal failure patients with gout.
2006 Apr
Involvement of cytoskeleton in AhR-dependent CYP1A1 expression.
2006 Apr
Preplaced cell division: a critical mechanism of autoprotection against S-1,2-dichlorovinyl-L-cysteine-induced acute renal failure and death in mice.
2006 Aug
Colchicine therapy and the cognitive status of elderly patients with familial Mediterranean fever.
2006 Jul
Pharmacologic reductions of total tau levels; implications for the role of microtubule dynamics in regulating tau expression.
2006 Jul 26
Sweet's syndrome from an Indian perspective: a report of four cases and review of the literature.
2006 Jun
Synthesis and biological evaluation of B-ring modified colchicine and isocolchicine analogs.
2006 May 15
Cyclosporine not the only agent to cause Guillain-Barré-like syndrome after solid-organ transplant.
2006 Nov
Neuroprotective effects of resveratrol against intracerebroventricular colchicine-induced cognitive impairment and oxidative stress in rats.
2007
Patents

Sample Use Guides

In Vivo Use Guide
For prophylaxis of gout flares, the recommended dosage of Colchicine capsules is 0.6 mg once or twice daily. The maximum dose is 1.2 mg per day. Colchicine capsules are administered orally, without regard to meals.
Route of Administration: Oral
In Vitro Use Guide
Inhibition of the polymerization of brain tubulin was evaluated. Solution of compound in DMSO in serial dilutions was prepared. Reaction mixture contained 0.25 mg of tubulin, 1.0 M monosodium glutamate and approptiate drug concentrations. The reaction mixtures were incubated at 37 °C for 15 min to allow slow binding drugs like colchicine to bind to the tubulin. The reaction mixtures were then chilled on ice, and the polymerization reaction was followed turbidimetrically for 20 min. Polymer formation was confirmed by evaluation of depolymerization at 0°C. Extent of inhibition of polymerization at 20 min in drug-treated samples was always calculated by comparing them to a pair of drug-free samples in each experimental set.
Name Type Language
COLCHICINUM
HPUS   WHO-IP LATIN  
Preferred Name English
Colchicine
EP   HSDB   MART.   MI   ORANGE BOOK   USP   USP-RS   VANDF   WHO-DD   WHO-IP  
USP  
Official Name English
NSC-757
Code English
ACETAMIDE, N-(5,6,7,9-TETRAHYDRO-1,2,3,10-TETRAMETHOXY-9-OXOBENZO(A)HEPTALEN-7-YL)-,(S)-
Common Name English
COLCHICINE [WHO-IP]
Common Name English
(S)-N-(5,6,7,9-TETRAHYDRO-1,2,3,10-TETRAMETHOXY-9-OXOBENZO(A)HEPTALEN-7-YL)ACETAMIDE
Systematic Name English
COLCHICINE [USP MONOGRAPH]
Common Name English
MYINFLA
Brand Name English
COLBENEMID COMPONENT COLCHICINE
Common Name English
Colchicine [WHO-DD]
Common Name English
COLCHICINE [USP-RS]
Common Name English
COLCHICINE [EP IMPURITY]
Common Name English
COLCHCINE [VANDF]
Common Name English
LODOCO
Brand Name English
GLOPERBA
Brand Name English
(-)-COLCHICINE
Common Name English
MITIGARE COMPONENT COLCHICINE
Brand Name English
PROBEN-C COMPONENT COLCHICINE
Common Name English
COLCHICINUM [WHO-IP LATIN]
Common Name English
COLCRYS
Brand Name English
COLCHINEOS
Common Name English
COLCHICINE [ORANGE BOOK]
Common Name English
COLCHICINE [MI]
Common Name English
COLCHICINUM [HPUS]
Common Name English
COLCHICINE [EP MONOGRAPH]
Common Name English
COLCHICINE [JAN]
Common Name English
COLCHICINE [MART.]
Common Name English
COL-PROBENECID COMPONENT COLCHICINE
Common Name English
COLCHISOL
Common Name English
COLCHICINE [HSDB]
Common Name English
Classification Tree Code System Code
WHO-VATC QM04AC01
Created by admin on Mon Mar 31 18:44:26 GMT 2025 , Edited by admin on Mon Mar 31 18:44:26 GMT 2025
FDA ORPHAN DRUG 11085
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FDA ORPHAN DRUG 245707
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FDA ORPHAN DRUG 245807
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NCI_THESAURUS C67421
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WHO-ATC M04AC01
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LIVERTOX NBK548068
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Code System Code Type Description
ECHA (EC/EINECS)
200-598-5
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PRIMARY
HSDB
3044
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PRIMARY
WHO INTERNATIONAL PHARMACOPEIA
COLCHICINE
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PRIMARY Description: Pale yellow to pale greenish yellow crystals, amorphous scales or a powder; odourless or almost odourless.Solubility: Soluble in water; freely soluble in ethanol (~750 g/l) TS; slightly soluble in ether R.Category: Antigout drug.Storage: Colchicine should be kept in a tightly closed container, protected from light.Additional information: Colchicine is an alkaloid obtained from Colchicum autumnale L. (Fam. Liliaceae). It darkens on exposureto light. CAUTION: Colchicine is extremely poisonous and must be handled with care.
LACTMED
Colchicine
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PRIMARY
MERCK INDEX
m3725
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PRIMARY Merck Index
FDA UNII
SML2Y3J35T
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PRIMARY
MESH
D003078
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PRIMARY
ChEMBL
CHEMBL107
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PRIMARY
PUBCHEM
6167
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PRIMARY
NDF-RT
N0000000239
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PRIMARY P-Glycoprotein Interactions [MoA]
NDF-RT
N0000182141
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PRIMARY Cytochrome P450 3A4 Inhibitors [MoA]
DAILYMED
SML2Y3J35T
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PRIMARY
CAS
64-86-8
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PRIMARY
NCI_THESAURUS
C385
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PRIMARY
CHEBI
27882
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PRIMARY
EPA CompTox
DTXSID5024845
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PRIMARY
DRUG CENTRAL
726
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PRIMARY
IUPHAR
2367
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PRIMARY
NSC
757
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PRIMARY
RS_ITEM_NUM
1146006
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PRIMARY
RXCUI
2683
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PRIMARY RxNorm
WIKIPEDIA
COLCHICINE
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PRIMARY
EVMPD
SUB01420MIG
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PRIMARY
SMS_ID
100000090556
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PRIMARY
DRUG BANK
DB01394
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PRIMARY