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"The LoDoCo2 Trial":Low Dose Colchicine for secondary prevention of cardiovascular disease.

The LoDoCo2 Trial: A randomised controlled trial on the effect of low dose Colchicine for secondary prevention of cardiovascular disease in patients with established, stable coronary artery disease

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12614000093684
Acronym
LoDoCo2
Enrollment
5522
Registered
2014-01-24
Start date
2014-09-14
Completion date
2018-12-03
Last updated
2021-03-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

The primary objective of this study is to evaluate clinical efficacy of treatment with colchicine 0.5mg once daily as compared to placebo in patients with stable coronary artery disease on the incidence of first occurrence of the composite of cardiovascular death, myocardial infarction, ischemic stroke or ischemia-driven coronary revascularisation.

Interventions

Colchicine 0.5mg tablet taken orally each day for the duration of the trial, It is expected that some participants randomized earlier in the trial will receive treatment for up to 5 years, whereas others randomized later in the trial will be on the trial medication for a minimum of 1 year. LoDoCo2 is an event driven intention to treat trial: participation continues until the requisite number of primary events have occurred and with the requirement of a minimal follow-up of 1 year. Adherence will

Colchicine 0.5mg tablet taken orally each day for the duration of the trial, It is expected that some participants randomized earlier in the trial will receive treatment for up to 5 years, whereas others randomized later in the trial will be on the trial medication for a minimum of 1 year. LoDoCo2 is an event driven intention to treat trial: participation continues until the requisite number of primary events have occurred and with the requirement of a minimal follow-up of 1 year. Adherence will be determined by questionnaire every 6 months at the time of collection of the new supply of the trial medication, No serum levels of colchicine metabolites are being measured

Sponsors

Heart Research Institute, Sir Charles Gairdner Hospital
Lead SponsorOther

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Prevention
Masking
Blinded (masking used) (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
All
Age
35 Years to 82 Years
Healthy volunteers
No

Inclusion criteria

Patients with coronary heart disease diagnosed by coronary angiography or CT coronary angiogram who are clinically stable [no cardiovascular related hospital admission in the prior 6 months] and Patients with CABG>10 years ago, unless evidence of graft failure or the need for angioplasty since surgery

Exclusion criteria

1] Serious Non-Cardiac Co-morbidity; including prior history of myopathy, leucopenia or thrombocytopenia , renal dysfunction with eGFR <50mL/min or serum Creatinine>150mmol/l, advanced liver disease, severe intestinal disease, advanced cancer 2] history of noncompliance with medical therapy or known to be poor clinic attendee, 3] A need for regular drugs known to be potent CYP inhibitors (e.g., ketaconazole or clarithromycin), 4] Other advanced Cardiac Disease; Advanced valvular heart disease, Severe LV dysfunction or symptomatic heart failure or Severe Pulmonary hypertension, 5] Women of child bearing age; 6] Current on-going use of long term colchicine therapy for any other reason, 6] Known intolerance to colchicine, 7] Enrollment in a competing trial, 8] Unwilling or unable to be consented for inclusion into the study for any reason.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 21, 2026