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Study on the benefit of quercetin intake in diabetic patients treated with antidiabetic tablets.

Study on the benefit of quercetin intake in diabetic patients treated with antidiabetic tablets. A two-arm, prospective randomized control clinical trial (interventional vs observation group) in primary health care.

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN13131584
Enrollment
100
Registered
2023-01-17
Start date
2023-02-07
Completion date
Unknown
Last updated
2025-02-17

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

Conditions

Diabetes mellitus Nutritional, Metabolic, Endocrine

Interventions

This is an interventional study, in which a nutritional supplement will be used in a group of diabetic patients treated with antidiabetic tablets, who will receive the supplement in question alongside

Sponsors

University of Crete
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Eligible participants will be type II diabetes patients treated with antidiabetic tablets, with an age over 50 years who belong to the registered population of responsibility of the 4th Local Health Unit (TOMY) of Heraklion.

Exclusion criteria

Exclusion criteria: Highly vulnerable individuals will be excluded, following the relevant legal and ethical rules. The above cases are also excluded: 1. Gestational diabetes (breastfeeding/pregnancy), 2. Maturity-onset diabetes of the young (MODY), 3. Pancreatogenic diabetes (T3CDM), 4. Heart, liver or kidney disease, 5. Serious psychiatric illness or addiction, 6. Patients with comorbidities such as cancer, AIDS, neoplastic diseases, 7. Organ transplant patients, patients under immunosuppressive therapy, 8. Patients who have recently suffered a cardiovascular event, within three months before the start of the study, 9. Patients using other antioxidant supplementations, 10. Patients with a requirement for long-term use of aspirin, other than low dosage for protection against cardiovascular events, or NSAIDs, 11. Patients participating in another interventional clinical study, 12. Patients with planned surgery or other interventional procedure requiring systemic anesthesia during the study.

Design outcomes

Primary

MeasureTime frame
Telomere length will be measured using quantitative Polymerase Chain Reaction (qPCR), before (t=0) and after the intervention (t=32 weeks) for both groups

Secondary

MeasureTime frame
1. [CBC] measured using [Beckman Coulter method of counting and sizing], before and after the intervention for both study groups 2. [IL-6] measured using [electrochemiluminescence] before and after the intervention for both study groups 3. [reticulocytes] measured using [Methylene blue stain (NMB)] before and after the intervention for both study groups 4. [hemoglobin] measured using [Beckman Coulter method of counting and sizing] before and after the intervention for both study groups 5. [WBC] measured using [Beckman Coulter method of counting and sizing] before and after the intervention for both study groups 6. [CRP] measured using [latex indirect agglutination (LIA)] before and after the intervention for both study groups 7. [HbA1c] measured using [high-performance liquid chromatography (HPLC)] before and after the intervention for both study groups 8. [TC] measured using [enzymatic method] before and after the intervention for both study groups 9. [LDL] measured using [Friedewald calculation] before and after the intervention for both study groups 10. [TGL] measured using [GPO/POD] before and after the intervention for both study groups 11. [creatinine] measured using [Creatinine amidohydrolase enzymatic method] before and after the intervention for both study groups 12. [serum nitrogen] measured using [Nesslerization] before and after the intervention for both study groups 13. [DHEAS] measured using [DHEA Sulfate Test] before and after the intervention for both study groups, 14. [25-OH-vitamin D] measured using [immunoassay, Liaison 25(OH) Vitamin D Total assay] before and after the intervention for both study groups 15. [FEV1] measured using piko-spirometry before and after the intervention for both study groups

Countries

Greece

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026