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5HIAA as a marker for anti-vascular activity

5HIAA as a marker for anti-vascular activity: change in serum 5HIAA in patients with advanced colorectal cancer receiving diclofenac or chemotherapy, and in control subjects without cancer receiving diclofenac

Status
Not yet recruiting
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12605000459628
Acronym
Hi5
Enrollment
30
Registered
2005-09-22
Start date
2005-07-04
Completion date
Unknown
Last updated
2020-01-13

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

Conditions

None listed

Interventions

Group 1:Patients with advanced colorectal cancer who receive a single dose of diclofenac Group3: patients with advanced colorectal cancer receiving their first dose of chemotherapy

Sponsors

Cancer Trials New Zealand
Lead SponsorCharities/Societies/Foundations

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Treatment
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Metastatic colorectal carcinoma; Histologically confirmed carcinoma of colon or rectum; No previous chemotherapy for metastatic disease. Prior adjuvant treatment allowed; Currently awaiting but not receiving chemotherapy; Over 18 years old; Able to give informed consent.

Exclusion criteria

Current use of NSAID, phenothiazine, monoamine oxidase inhibitors; History of peptic ulcer disease; Intolerance of NSAIDs; Creatinine > 0.15mmol/L; pregnancy; Severe impairment of the gastrointestinal tract that may impair absorption of Diclofenac; Platelet count <50PLUS; 10 age matched control subjects.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026