Gamma-delta Tocotrienol as Potential Maintenance Treatment in Women With Metastatic Breast Cancer
GEMM1a
Phase 1a: A Randomized, 2-period Cross-over Study to Compare the Bioavailability of Gamma-Delta Tocotrienol (GDT) With That of Tocotrienol Rich Fraction (TRF) in Twelve Healthy Subjects
1 other identifier
interventional
12
1 country
1
Brief Summary
Twelve healthy volunteers who fit the inclusion and exclusion criteria and provide written informed consent to participate in the trial will be recruited to compare the rate and extent of absorption and pharmacokinetics of the newly formulated Gamma-Delta formulation with TRF.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at below P25 for phase_1
Started Jan 2013
Shorter than P25 for phase_1
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
March 26, 2012
CompletedFirst Posted
Study publicly available on registry
April 5, 2012
CompletedStudy Start
First participant enrolled
January 1, 2013
CompletedPrimary Completion
Last participant's last visit for primary outcome
January 1, 2013
CompletedStudy Completion
Last participant's last visit for all outcomes
February 1, 2013
CompletedSeptember 14, 2016
September 1, 2016
Same day
March 26, 2012
September 13, 2016
Conditions
Outcome Measures
Primary Outcomes (1)
Peak Plasma Concentration (Cmax)of drug
0 to 24 hours after dosing
Study Arms (2)
Gamma-Delta Tocotrienol
EXPERIMENTALTRF
ACTIVE COMPARATORInterventions
Single oral TRF or Gamma-Delta Tocotrienol dosage
Eligibility Criteria
You may qualify if:
- Male and female aged 21-55 years old
- Good health
- No allergy to vitamin E/ palm oil
- No past (within 3 months) / current use of dietary supplements containing vitamin E
You may not qualify if:
- History of bleeding tendencies or any condition predisposing to bleeding e.g. thrombocytopenia, abnormal liver function, liver disease (e.g. chronic hepatitis), gastrointestinal ulcers
- Candidate for surgery or had undergone surgery in the past 6 months
- Current or past use (last 3 months) of antithrombotic drugs such as antiplatelets (aspirin, ticlopidine), anticoagulants (heparin, warfarin), thrombolytic agents (streptokinase), etc
- Current or past history of cancer
- Pregnant/ breastfeeding women
- Smokers
- Drug or alcohol abuse
- Hypercholesterolemia
- Chronic conditions such as uncontrolled hypertension, heart disease (ischemic heart disease, heart failure, cardiac arrhythmia), uncontrolled diabetes, HIV infection, or other psychiatric illness/ social situations that might limit adherence to study protocol.
- Unable or unwilling to stop taking vitamins, herbal preparations or nonprescription medications
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Malaysia Palm Oil Boardlead
- University of Malayacollaborator
Study Sites (1)
University Malaya Medical Centre(UMMC)
Lembah Pantai,, Kuala Lumpur, 59100, Malaysia
Related Publications (6)
Patel V, Rink C, Gordillo GM, Khanna S, Gnyawali U, Roy S, Shneker B, Ganesh K, Phillips G, More JL, Sarkar A, Kirkpatrick R, Elkhammas EA, Klatte E, Miller M, Firstenberg MS, Chiocca EA, Nesaretnam K, Sen CK. Oral tocotrienols are transported to human tissues and delay the progression of the model for end-stage liver disease score in patients. J Nutr. 2012 Mar;142(3):513-9. doi: 10.3945/jn.111.151902. Epub 2012 Feb 1.
PMID: 22298568BACKGROUNDMahalingam D, Radhakrishnan AK, Amom Z, Ibrahim N, Nesaretnam K. Effects of supplementation with tocotrienol-rich fraction on immune response to tetanus toxoid immunization in normal healthy volunteers. Eur J Clin Nutr. 2011 Jan;65(1):63-9. doi: 10.1038/ejcn.2010.184. Epub 2010 Sep 22.
PMID: 20859299BACKGROUNDZaiden N, Yap WN, Ong S, Xu CH, Teo VH, Chang CP, Zhang XW, Nesaretnam K, Shiba S, Yap YL. Gamma delta tocotrienols reduce hepatic triglyceride synthesis and VLDL secretion. J Atheroscler Thromb. 2010 Oct 27;17(10):1019-32. doi: 10.5551/jat.4911. Epub 2010 Aug 10.
PMID: 20702976BACKGROUNDComitato R, Nesaretnam K, Leoni G, Ambra R, Canali R, Bolli A, Marino M, Virgili F. A novel mechanism of natural vitamin E tocotrienol activity: involvement of ERbeta signal transduction. Am J Physiol Endocrinol Metab. 2009 Aug;297(2):E427-37. doi: 10.1152/ajpendo.00187.2009. Epub 2009 Jun 2.
PMID: 19491296BACKGROUNDWeng-Yew W, Selvaduray KR, Ming CH, Nesaretnam K. Suppression of tumor growth by palm tocotrienols via the attenuation of angiogenesis. Nutr Cancer. 2009;61(3):367-73. doi: 10.1080/01635580802582736.
PMID: 19373610BACKGROUNDNesaretnam K, Selvaduray KR, Abdul Razak G, Veerasenan SD, Gomez PA. Effectiveness of tocotrienol-rich fraction combined with tamoxifen in the management of women with early breast cancer: a pilot clinical trial. Breast Cancer Res. 2010;12(5):R81. doi: 10.1186/bcr2726. Epub 2010 Oct 8.
PMID: 20929592RESULT
Study Officials
- PRINCIPAL INVESTIGATOR
Nur Aishah Mohd Taib
University of Malaya
Study Design
- Study Type
- interventional
- Phase
- phase 1
- Allocation
- RANDOMIZED
- Masking
- SINGLE
- Who Masked
- PARTICIPANT
- Purpose
- TREATMENT
- Intervention Model
- CROSSOVER
- Sponsor Type
- OTHER GOV
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Ms
Study Record Dates
First Submitted
March 26, 2012
First Posted
April 5, 2012
Study Start
January 1, 2013
Primary Completion
January 1, 2013
Study Completion
February 1, 2013
Last Updated
September 14, 2016
Record last verified: 2016-09