# A Trial of Aspirin on Recurrence and Survival in Colon Cancer Patients

Source: https://onco.cc/trials/nct02301286/  
OnCo record `nct02301286` (Trial). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

A phase 3 trial of aspirin in colorectal cancer, run by Leiden University, active but no longer recruiting.

## Summary

A Trial of Aspirin on Recurrence and Survival in Colon Cancer Patients is a phase 3, randomised interventional study registered as NCT02301286 by Leiden University, with a registry enrolment figure of 770 participants, started 2015-01 and due to reach its primary completion in 2027-12. Interventions recorded: Acetylsalicylic acid; Placebo Acetylsalicylic acid. Conditions listed: Colon Cancer; Adjuvant Therapy. Primary outcome: 5 year overall survival. Colorectal eligibility wording from the registry: "* Patients with rectal cancer (defined as tumour within 15 cm from the anal verge)". Sites: Netherlands. No results are recorded here; the registry entry is the source.

## Fields

- Kind: Trial
- Status: active
- Last checked: 2026-09-24
- Also known as: ASPIRIN
- Tags: ctgov-ingest; colorectal-deep-dive
- Registry id: NCT02301286
- Phase: 3
- Setting: A Phase III Double-blind Placebo-controlled Randomised Trial of Aspirin on Recurrence and Survival in Colon Cancer Patients
- Sponsor: Leiden University
- Enrolled: 770

## Sources

- ClinicalTrials.gov NCT02301286: https://clinicaltrials.gov/study/NCT02301286

## Connected records

- cancers: [Colon cancer (adenocarcinoma of the colon)](https://onco.cc/cancers/colon-cancer/), [Rectal cancer](https://onco.cc/cancers/rectal-cancer/)
- drugs: [Aspirin](https://onco.cc/drugs/aspirin/)
- terms: [Colorectal cancer trials open today (registry snapshot)](https://onco.cc/terms/colorectal-trials-open-today/)

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JSON: https://onco.cc/api/v1/entities/nct02301286.json