Acute Coronary SyndromesNCT07123181
Oregano and Basil Leaves and Coronary Artery Disease
A study testing Higher polyphenol intake by consumption of oregano and basil in people with Acute Coronary Syndromes and Unstable Angina (UA), run by Shahid Beheshti University of Medical Sciences at 1 site in Iran.
Trial summary
The present study will examine the effects of increasing dietary polyphenol intake by consumption of oregano and basil leaves, on plasma inflammatory and lipid factors and total urinary polyphenol levels in patients who have recently had unstable angina. Read more about this study
- Who is it for?
- Ages 30 to 75 years
- Conditions the study is for
- Acute Coronary Syndromes, Unstable Angina (UA)
- What is being tested?
- Higher polyphenol intake by consumption of oregano and basil
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 70 participants
- Where
- 1 siteIran
- Study dates
- 1 Sep 2025to 22 Oct 2026
- Phase
- Interventional
- Are there results?
- Not yet: the study is under way
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 30 to 75 years
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Patients diagnosed with unstable angina
Who cannot join
- Patients diagnosed with STEMI
- Patients undergoing coronary artery bypass grafting
- Liver cirrhosis and advanced chronic kidney disease (CKD 5)
- Having known inflammatory and autoimmune diseases, such as inflammatory bowel disease (IBD) and rheumatoid arthritis, or taking glucocorticoid medications
- Pregnancy or breastfeeding
Trial locations and contacts
1 site in 1 country. Contact the study team or a site near you to ask about taking part.
Iran1 site, 1 recruiting
- Recruiting
Imam Husain hospital
Tehran, Tehran Province
Behnaz Pourrajab, +98 9380237111, behnazpourrajab@gmail.com
About this study
Official title: Effects of Increasing Polyphenol Intake by Consumption of Oregano and Basil Leaves on Plasma Inflammatory and Lipid Factors and Total Urinary Polyphenol in Patients With Unstable Angina
The present study will examine the effects of increasing dietary polyphenol intake by consumption of oregano and basil leaves, on plasma inflammatory and lipid factors and total urinary polyphenol levels in patients who have recently had unstable angina.
Read the detailed description
Several epidemiological studies have shown an inverse relationship between polyphenol consumption and the incidence of chronic diseases, including cardiovascular disease. Dietary polyphenols can act as antioxidants, neutralizing free radicals and reactive oxygen species produced during inflammation. This can helps prevent cellular damage and alleviate oxidative stress-related inflammation. In order to increase the intake of dietary polyphenols, the consumption of vegetables and whole grains has been emphasized, along with the average amount of fruit, fungi, and algae. Moreover, it has been reported that a wider diversity of intake of polyphenols and flavonoid-rich foods when consumed together may represent the optimal approach for improving long-term health. Oregano and basil leaves are two aromatic herbs that are frequently utilized as flavorings in culinary preparations. However, in certain culinary traditions, these herbs are also consumed as part of the daily diet in the form of leafy greens. These herbs have been demonstrated to be excellent sources of polyphenols, particularly rosmarinic acid. The ingestion of these herbs has been shown to augment the dietary intake of beneficial phytochemicals and to support overall antioxidant status. . In addition, these herbs contain active compounds with potential capacity to modulate plasma lipid levels in a beneficial manner that can contribute to the protection of cardiovascular health.
Given the high content of polyphenols in basil and oregano leaves and their potential properties in reducing inflammation and modulating lipids, their consumption may help reduce risk factors associated with coronary heart disease, including unstable angina. The present study will examine the effects of increasing dietary polyphenol intake by consumption of oregano and basil leaves, on plasma inflammatory and lipid factors and total urinary polyphenol levels in patients who have recently had unstable angina.
The present study utilizes a randomized controlled clinical trial design. In this study, patients who meet the established eligibility criteria and are referred to Imam Husain hospital will be included in the study sample. Patients will be randomly assigned to one of two study groups: the control group and the herbs group. The study is scheduled to be conducted over the course of two months. The control group will receive standard medical treatment and general dietary advice, including recommendations to reduce salt, fat, and simple sugar intake. In the herbs group, in addition to the aforementioned recommendations, patients will consume 4-5 grams of dried basil leaves and 4-5 grams of oregano leaves per day. All patients will avoid taking any over-the-counter herbal medications or dietary supplements during the study.
- Conditions
- Acute Coronary Syndromes, Unstable Angina (UA)
- Being tested
- Control (Standard treatment), Higher polyphenol intake by consumption of oregano and basil
- Medical subject headings
- Acute Coronary Syndrome, Angina, Unstable
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Control (Standard treatment)Other
Patients receive standard medical treatment.
Higher polyphenol intake by consumption of oregano and basilOther
Patients consume 4-5 grams of dried oregano and 4-5 grams of dried basil leaves daily for two months in addition to their usual medical treatment.
| Study group | Role | What they receive |
|---|---|---|
| Control | Other | Standard medical treatment Receives: Other: Control (Standard treatment) |
| Higher polyphenol intake by consumption of oregano and basil | Experimental | Daily consumption of oregano and basil leaves along with standard medical treatment Receives: Other: Higher polyphenol intake by consumption of oregano and basil |
What is being measured
The primary outcome is the main question the study is designed to answer.
Plasma inflammatory biomarkers
Plasma c-reactive protein, Interleukin-6, RANTES (CCL5)
Measured: At the beginning of the study and two months later
Plasma lipids
Plasma concentrations of triglyceride, cholesterol, high-density lipoprotein cholesterol, low-density lipoprotein cholesterol
Measured: At the beginning of the study and two months later
Secondary outcomes (3)
Plasma malondialdehyde
Plasma concentrations of malondialdehyde
Measured: At the beginning of the study and two months later
Urinary total polyphenols
Levels total polyphenols in spot urine sample measured by Folin-Ciocalteu method
Measured: At the beginning of the study and two months later
Plasma PCSK9 and PAI-1 levels
plasma concentrations of proprotein convertase subtilisin/kexin type 9 (PCSK9) and plasminogen activator inhibitor 1 (PAI-1)
Measured: At the beginning of the study and two months later
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted14 Aug 2025
- Study start1 Sep 2025
- Primary completion28 Sep 2026 (estimated)
- Study completion22 Oct 2026 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Acute Coronary SyndromesStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
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
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Single blind
- Who is masked
- Outcomes assessor
- Enrolment
- 70 participants (estimated)
Sponsor and investigators
- Lead sponsor
- Shahid Beheshti University of Medical Sciences
- Sponsor type
- University, hospital or other
- Responsible party
- Principal investigator, Javad Nasrollahzadeh, Shahid Beheshti University of Medical Sciences
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT07123181
- Sponsor's protocol ID
- 43010795
- Status last verified
- Aug 2025
- First submitted
- 8 Aug 2025
- Last updated
- 16 Jun 2026
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- Undecided
Study at a glance
From the registry record, last updated by the sponsor on 16 Jun 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Effects of Increasing Polyphenol Intake by Consumption of Oregano and Basil Leaves on Plasma Inflammatory and Lipid Factors and Total Urinary Polyphenol in Patients With Unstable Angina
- ClinicalTrials.gov ID
- NCT07123181
- Acronym / sponsor ID
- 43010795
- Conditions
- Acute Coronary Syndromes, Unstable Angina (UA)
- Study type
- Interventional
- Recruitment status
- Recruiting
- Enrolment
- 70 participants (estimated)
- Lead sponsor
- Shahid Beheshti University of Medical SciencesUniversity, hospital or other
- Study start
- 1 Sep 2025 (actual)
- Primary completion
- 28 Sep 2026 (estimated)
- Study completion
- 22 Oct 2026 (estimated)
- First posted
- 14 Aug 2025 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The present study will examine the effects of increasing dietary polyphenol intake by consumption of oregano and basil leaves, on plasma inflammatory and lipid factors and total urinary polyphenol levels in patients who have recently had unstable angina.
Detailed description
Several epidemiological studies have shown an inverse relationship between polyphenol consumption and the incidence of chronic diseases, including cardiovascular disease. Dietary polyphenols can act as antioxidants, neutralizing free radicals and reactive oxygen species produced during inflammation. This can helps prevent cellular damage and alleviate oxidative stress-related inflammation. In order to increase the intake of dietary polyphenols, the consumption of vegetables and whole grains has been emphasized, along with the average amount of fruit, fungi, and algae. Moreover, it has been reported that a wider diversity of intake of polyphenols and flavonoid-rich foods when consumed together may represent the optimal approach for improving long-term health. Oregano and basil leaves are two aromatic herbs that are frequently utilized as flavorings in culinary preparations. However, in certain culinary traditions, these herbs are also consumed as part of the daily diet in the form of leafy greens. These herbs have been demonstrated to be excellent sources of polyphenols, particularly rosmarinic acid. The ingestion of these herbs has been shown to augment the dietary intake of beneficial phytochemicals and to support overall antioxidant status. . In addition, these herbs contain active compounds with potential capacity to modulate plasma lipid levels in a beneficial manner that can contribute to the protection of cardiovascular health.
Given the high content of polyphenols in basil and oregano leaves and their potential properties in reducing inflammation and modulating lipids, their consumption may help reduce risk factors associated with coronary heart disease, including unstable angina. The present study will examine the effects of increasing dietary polyphenol intake by consumption of oregano and basil leaves, on plasma inflammatory and lipid factors and total urinary polyphenol levels in patients who have recently had unstable angina.
The present study utilizes a randomized controlled clinical trial design. In this study, patients who meet the established eligibility criteria and are referred to Imam Husain hospital will be included in the study sample. Patients will be randomly assigned to one of two study groups: the control group and the herbs group. The study is scheduled to be conducted over the course of two months. The control group will receive standard medical treatment and general dietary advice, including recommendations to reduce salt, fat, and simple sugar intake. In the herbs group, in addition to the aforementioned recommendations, patients will consume 4-5 grams of dried basil leaves and 4-5 grams of oregano leaves per day. All patients will avoid taking any over-the-counter herbal medications or dietary supplements during the study.
Study design
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Single blind (outcomes assessor)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Control | Other | Other: Control (Standard treatment)Standard medical treatment |
| Higher polyphenol intake by consumption of oregano and basil | Experimental | Other: Higher polyphenol intake by consumption of oregano and basilDaily consumption of oregano and basil leaves along with standard medical treatment |
Who may qualify
- Ages
- 30 to 75 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (1 listed)
- Patients diagnosed with unstable angina
Key exclusion criteria (5 listed)
- Patients diagnosed with STEMI
- Patients undergoing coronary artery bypass grafting
- Liver cirrhosis and advanced chronic kidney disease (CKD 5)
- Having known inflammatory and autoimmune diseases, such as inflammatory bowel disease (IBD) and rheumatoid arthritis, or taking glucocorticoid medications
- Pregnancy or breastfeeding
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Control (Standard treatment)Patients receive standard medical treatment. | Other | Control |
| Higher polyphenol intake by consumption of oregano and basilPatients consume 4-5 grams of dried oregano and 4-5 grams of dried basil leaves daily for two months in addition to their usual medical treatment. | Other | Higher polyphenol intake by consumption of oregano and basil |
Primary outcome
Plasma inflammatory biomarkers
Time frame: At the beginning of the study and two months later
Plasma c-reactive protein, Interleukin-6, RANTES (CCL5)
Plasma lipids
Time frame: At the beginning of the study and two months later
Plasma concentrations of triglyceride, cholesterol, high-density lipoprotein cholesterol, low-density lipoprotein cholesterol
3 secondary outcomes
Plasma malondialdehyde
Time frame: At the beginning of the study and two months later
Urinary total polyphenols
Time frame: At the beginning of the study and two months later
Plasma PCSK9 and PAI-1 levels
Time frame: At the beginning of the study and two months later
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 16 Jun 2026.
- Individual participant dataSharing planned: Undecided
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing Higher polyphenol intake by consumption of oregano and basil in people with Acute Coronary Syndromes and Unstable Angina (UA), run by Shahid Beheshti University of Medical Sciences at 1 site in Iran.
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 1 inclusion and 5 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: looking for participants now, as of the sponsor's last update on 16 Jun 2026. 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 Iran. 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. 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?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
Contact Behnaz Pourrajab (+989380237111, behnazpourrajab@gmail.com), or a site near the patient. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Plasma inflammatory biomarkers (time frame: At the beginning of the study and two months later). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
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 16 Jun 2026.