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A phase 3 trial of aspirin in colorectal cancer, run by Leiden University, active but no longer recruiting.
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.
The full inclusion and exclusion criteria are on the registry record. Read 2026-10-07. Recruiting overall does not mean a particular site is open; ask the study team.
ClinicalTrials.gov data courtesy of the US National Library of Medicine.
Shares Aspirin, Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot), Rectal cancer and the tag colorectal-deep-dive.
Shares Aspirin, Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot), Rectal cancer and the tag colorectal-deep-dive.
Shares Aspirin, Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot) and the tag colorectal-deep-dive.
Shares Aspirin, Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot), Rectal cancer and the tag colorectal-deep-dive.
Shares Aspirin, Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot) and the tag colorectal-deep-dive.
Shares Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot), Rectal cancer and the tag colorectal-deep-dive.
Shares Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot), Rectal cancer and the tag colorectal-deep-dive.
Shares Colon cancer (adenocarcinoma of the colon), Colorectal cancer trials open today (registry snapshot), Rectal cancer and the tag colorectal-deep-dive.
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