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?Effect of green tea capsule consumption on spermogram indicators in infertile men

Determining the effect of green tea capsule consumption on spermogram indices of infertile men

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20180427039436N16
Enrollment
76
Registered
2025-02-11
Start date
2025-05-22
Completion date
Unknown
Last updated
2025-07-21

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

Conditions

Men Infertility. Male infertility

Interventions

Intervention 1: Intervention group: For the intervention group, in addition to the routine treatment of male infertility in this center (Sperigen tablets), 90 capsules of 600 mg of green tea (Green Te

Sponsors

Iran University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
No minimum to 50 Years

Inclusion criteria

Inclusion criteria: Men with disorders in sperm count (oligospermia) or sperm morphology (teratospermia) or sperm motility (asthenospermia) or sperm viability Sperm sample with a count of less than 16 million per milliliter, progressive motility of less than 30%, morphology of less than 4%, and viability of less than 54 Age greater than or equal to 50 years A history of infertility of at least one year Body mass index (BMI) less than 30 Normal testicular size confirmed by ultrasound

Exclusion criteria

Exclusion criteria: Severe azoospermia or oligozoospermia (sperm concentration less than 5 million per milliliter) or severe asthenozoospermia (sperm motility less than 5 percent) Presence of systemic diseases such as diabetes, thyroid disease, and heart disease, History of cerebrovascular disease and autoimmune diseases A history of chemotherapy or radiation exposure Tobacco and alcohol use History of vasectomy or obstructive azoospermia Having a recurrent or residual varicocele History of cryptorchidism or chromosomal abnormalities such as Klinefelter, XXY/XYY males People with hypogonadism or pituitary abnormalities Having a genital and urinary tract infection Following a special diet or strenuous physical activity Having pretesticular disorders such as endocrine disorders (hyperprolactinemia, abnormal LH and FSH, congenital adrenal hyperplasia, etc.) Known testicular dysfunction, such as varicocele, orchitis, or cryptorchidism Post-testicular functional disorders such as mechanical obstruction or functional obstruction

Design outcomes

Primary

MeasureTime frame
Sperm concentration per milliliter. Timepoint: Before intervention and 3 months after intervention. Method of measurement: Sperm analyser.;Progressive sperm motility. Timepoint: Before intervention and 3 months after intervention. Method of measurement: Sperm analyser.;Sperm morphology. Timepoint: Before intervention and 3 months after intervention. Method of measurement: Sperm analyser.;Sperm vitality. Timepoint: Before intervention and 3 months after intervention. Method of measurement: Sperm analyser.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactLeila Amiri Farahani

Iran University of Medical Sciences

l.amirifarahani1100@gmail.com+98 21 4365 1000

Outcome results

None listed

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