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HypertensionNCT00637858

Effect of Different Doses of Tomato Lycopene on Blood Pressure in Pre-hypertensive Otherwise Healthy Subjects

A study testing Lyc-O-Mato 5mg, Lyc-O-Mato 15mg and Lyc-O-Mato 30mg in people with Hypertension, run by Soroka University Medical Center at 1 site in Israel.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Effect of different doses of tomato extract (contain Lyc-o-Mato 6% Oleoresin which Contain: 5, 15 mg lycopene , in addition to Beta-carotene (0.15%), phytoene, and phytofluene (1%); and vitamin E (2%), phospholipids (15%), and phytosterols (0.6%) suspended in tomato oleoresin oil) compared with synthetic lycopene on… Read more about this study

Who is it for?
Ages 35 to 60 yearsHealthy volunteers can take part
Conditions the study is for
Hypertension
What is being tested?
Lyc-O-Mato 5mg, Lyc-O-Mato 15mg and Lyc-O-Mato 30mg
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
130 participants
Where
1 siteIsrael
Study dates
Oct 2008to Jan 2011
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 35 to 60 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Aged 35-60,
  • No antihypertensive treatment in the past or present,
  • 135< SBP< 145 or 85<DBP<95,
  • Informed consent signed,

Who cannot join

  • Unwilling to participate in the study,
  • Treated essential,
  • secondary or complicated hypertension,
  • SBP lower than 135 or higher than 145 mmHg,
  • DBP lower than 85 or higher than 95 mmHg,
  • Use of other medications (statins, NSAI ect..),
Show all 22Show fewer
  • Known allergy to tomato, carotenoids, or vitamin E,
  • Diabetes Mellitus,
  • Obesity BMI>32,
  • Significant dyslipidemia,
  • Patients with ischemic pain, S/P MI, PTCA or CABG, LVH or CHF,
  • Smoker,
  • Valvular heart disease,
  • PVD,
  • Cerebrovascular disease, s/p CVA, TIA,
  • Any kind of kidney disease (creatinine>1.6),
  • Chronic liver disease(elevated AST and ALT at least by 2 times of the normal range),
  • Alcohol abuse,
  • History of GI disease or surgery,
  • History of malignancy in the past 5 years,
  • History of autoimmune disease,
  • Participation in other researches protocol

Trial locations and contacts

1 site in 1 country.

Israel1 site
  • Hypertension Unit

    Beersheba, 84101

Other trials in Israel

About this study

Official title: Effect of Different Doses of Tomato Lycopene on the Blood Pressure in Prehypertensives and Grade I Never Treated Otherwise Healthy Subjects

Effect of different doses of tomato extract (contain Lyc-o-Mato 6% Oleoresin which Contain: 5, 15 mg lycopene , in addition to Beta-carotene (0.15%), phytoene, and phytofluene (1%); and vitamin E (2%), phospholipids (15%), and phytosterols (0.6%) suspended in tomato oleoresin oil) compared with synthetic lycopene on blood pressure and plasma lycopene levels in never treated pre-hypertensive otherwise healthy subjects.

Conditions
Hypertension
Being tested
Lyc-O-Mato 5mg, Lyc-O-Mato 15mg, Lyc-O-Mato 30mg, Lycopene capsules (non Lyc-o-mato) 15 mg, Placebo
Medical subject headings
Hypertension

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Lyc-O-Mato 5mgDietary supplement

    Daily Lyc-O-Mato 5mg with lunch for 8 weeks (After 4 weeks of placebo run in). Lyc-O-Mato 6%, Natural tomato Complex, is packed into soft gelatin capsule

  • Lyc-O-Mato 15mgDietary supplement

    Daily Lyc-O-Mato 15mg with lunch for 8 weeks (After 4 weeks of placebo run in). Lyc-O-Mato 6%, Natural tomato Complex, is packed into soft gelatin capsule

  • Lyc-O-Mato 30mgDietary supplement

    Daily Lyc-O-Mato 30mg with lunch for 8 weeks (After 4 weeks of placebo run in). Lyc-O-Mato 6%, Natural tomato Complex, is packed into soft gelatin capsule

  • Lycopene capsules (non Lyc-o-mato) 15 mgDietary supplement

    Daily Lycopene capsules (non Lyc-o-mato) 15 mg with lunch for 8 weeks (After 4 weeks of placebo run in).

  • PlaceboOther

    Placebo capsules, identical looking to previous capsules for double-blind treatment period (8 weeks) and single blind run-in (4 weeks).

Study groups in NCT00637858
Study groupRoleWhat they receive
1Placebo comparatorNot described
Receives: Other: Placebo
2Active comparatorLyc-o-Mato 5mg
Receives: Dietary Supplement: Lyc-O-Mato 5mg
3Active comparatorLyc-o-Mato 15mg
Receives: Dietary Supplement: Lyc-O-Mato 15mg
4Active comparatorLyc-o-Mato 30mg
Receives: Dietary Supplement: Lyc-O-Mato 30mg
5Active comparatorLycopene capsules (non Lyc-o-mato) 15 mg
Receives: Dietary Supplement: Lycopene capsules (non Lyc-o-mato) 15 mg

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Blood Pressure

    Measured: Every 2 weeks (Overall 12 weeks )

Secondary outcomes (4)
  1. Serum lycopene levels

    Measured: Week 0,Week 12

  2. Serum Phytofluene levels

    Measured: Week 0,Week 12

  3. Serum 8 isoprostane levels

    Measured: Week 0,Week 12

  4. Serum nitrite-nitrate levels

    Measured: Week 0,Week 12

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Mar 2008 (estimated)
  2. Study startOct 2008
  3. Primary completionDec 2009
  4. Study completionJan 2011

Why it stopped: difficulty to enroll more subjects

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
130 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00637858
Sponsor's protocol ID
SOR459407CTIL
Status last verified
Jul 2009
First submitted
11 Mar 2008
Last updated
8 Jan 2013
Results posted
No
Data monitoring committee
No

Publications

  • Engelhard YN, Gazer B, Paran E. Natural antioxidants from tomato extract reduce blood pressure in patients with grade-1 hypertension: a double-blind, placebo-controlled pilot study. Am Heart J. 2006 Jan;151(1):100. doi: 10.1016/j.ahj.2005.05.008.

    PubMed 16368299

Questions about this trial

What is this clinical trial studying?

A study testing Lyc-O-Mato 5mg, Lyc-O-Mato 15mg and Lyc-O-Mato 30mg in people with Hypertension, run by Soroka University Medical Center at 1 site in Israel.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 22 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 8 Jan 2013. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Israel. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was stopped early (reason given: difficulty to enroll more subjects). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Blood Pressure (time frame: Every 2 weeks (Overall 12 weeks )). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00637858, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Jan 2013.

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Clinical Trial NCT00637858 | AzTrials