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Evaluating the effect of green tea extract on the size of urinary stone in patients with calcium kidney stones

Evaluating the effect of green tea extract on the size of urinary stone in patients with calcium kidney stones

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20200918048747N1
Enrollment
60
Registered
2020-12-07
Start date
2020-09-26
Completion date
Unknown
Last updated
2021-01-05

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

Conditions

Kidney stone. Calculus of kidney

Interventions

Intervention 1: The participants are divided in to two groups: first intervention group (patients)
oral administration of green tea extract capsules (two times a day, each time: 225 mg) for 12 weeks. Intervention 2: Control group: second intervention group (control group)
oral administration of distilled water capsules (two times a day).

Sponsors

Qazvin University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 60 Years

Inclusion criteria

Inclusion criteria: Willing to collaboration Having Calcium oxalate kidney stone Invariability of treatment method and medications in last two months Normal physical activity level

Exclusion criteria

Exclusion criteria: Pregnancy and lactation Patients with liver disorders, diabetes, acute metabolic disorders and allergy Food supplement consumption from last two months to the end of the study

Design outcomes

Primary

MeasureTime frame
The Oxalate, Creatinine and Uric acid level. Timepoint: Before and after intervention. Method of measurement: The detection kit.

Secondary

MeasureTime frame
Size of stone. Timepoint: Before and after intervention. Method of measurement: Sonography.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAlireza Farasat

Qazvin University of Medical Sciences

info@qums.ac.ir+98 28 3333 6001

Outcome results

None listed

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