Comparative Evaluation of the Efficacy of Letrozole, L-Carnitine, and Their Combination on Sperm Quality, Oxidative Stress, and ART Outcomes in Men With Idiopathic Oligoasthenoteratozoospermia.
NCT07669402 · Status: COMPLETED · Phase: PHASE2/PHASE3 · Type: INTERVENTIONAL · Enrollment: 90
Last updated 2026-06-30
Summary
This is a randomized clinical trial evaluating the efficacy of Letrozole, L-Carnitine, and their combination on sperm quality, oxidative stress, and ART outcomes in men with idiopathic oligoasthenoteratozoospermia.
Conditions
- Idiopathic Oligoasthenoteratozoospermia
- Male Infertility
Interventions
- DRUG
-
Letrozole 2.5mg
Letrozole 2.5 mg tablet administered orally once daily for 3 months.
- DRUG
-
L-carnitine
L-Carnitine 1000 mg capsule administered orally once daily for 3 months.
Sponsors & Collaborators
-
Tehran University of Medical Sciences
lead OTHER
Principal Investigators
-
Azim Hedayatpour, Professor, PhD · Tehran University of Medical Sciences
Study Design
- Allocation
- RANDOMIZED
- Purpose
- TREATMENT
- Masking
- QUADRUPLE
- Model
- PARALLEL
Eligibility
- Min Age
- 20 Years
- Max Age
- 45 Years
- Sex
- MALE
- Healthy Volunteers
- No
Timeline & Regulatory
- Start
- 2023-12-01
- Primary Completion
- 2026-02-28
- Completion
- 2026-03-31
Countries
- Iran
Study Locations
More Related Trials
-
Sperm Retrieval Rates in Non-obstructive Azoospermic Men Subjected to Gonadotropin Therapy
NCT05110391 ·Status: COMPLETED
-
The Potential of Sperm Retrieved by Micro-TESE to Fertilize Vitrified/Warmed Oocytes
NCT03809026 ·Status: RECRUITING
-
Interest of Clomiphene Citrate in Patients With Non-obstructive Azoospermia on the Quantity of Sperm Cells
NCT03615547 ·Status: WITHDRAWN ·Phase: PHASE3
-
A Clinical Trial Evaluating the Efficacy and Safety of Leflutrozole on Testicular Function
NCT06993155 ·Status: RECRUITING ·Phase: PHASE2
-
Impact of tdrd9 Gene Mutations in the Therapeutic Response to L-carnitine in Oligoasthenozoospermic Men
NCT07402759 ·Status: ACTIVE_NOT_RECRUITING ·Phase: PHASE3
-
Identifying Candidates for Limited Dissection at Microdissection TESE.
NCT07286279 ·Status: COMPLETED
-
Epididymal U.S Findings in Asthenozoospermic &Correlation With L.Carnitine Level
NCT05436080 ·Status: UNKNOWN
-
Clinical Research on Effectiveness and Safety of Treatment of Severe Oligospermia or Azoospermia With uFSH
NCT02307994 ·Status: UNKNOWN ·Phase: PHASE4
-
The Comparison of Diagnostic TESE and TESA in Non-obstructive Azoospermic
NCT01210326 ·Status: COMPLETED ·Phase: PHASE2/PHASE3
-
Timing of Oocyte Retrieval and Micro Testicular Sperm Extraction
NCT07268235 ·Status: COMPLETED
-
Assessing the Efficacy of Clomiphene Citrate in Patients With Azoospermia and Hypoandrogenism
NCT02137265 ·Status: WITHDRAWN ·Phase: NA
-
Does Testosterone Improve Function in Hypogonadal Older Men
NCT00304213 ·Status: WITHDRAWN ·Phase: PHASE4
-
Management of Non Obstructive Azoospermia in Men
NCT06983626 ·Status: COMPLETED ·Phase: NA
-
Estradiol and Testosterone Levels in Seminal Plasma of Men With Non-obstructive Azoospermia
NCT02255396 ·Status: COMPLETED
-
Menevit Study: Menevit Anti-Oxidant Therapy for the Treatment of Male Infertility
NCT00100269 ·Status: COMPLETED ·Phase: PHASE3
-
FSH Treatment for Non-obstructive Azoospermic Patients
NCT02275169 ·Status: UNKNOWN ·Phase: PHASE3
-
Testicular Proteins for Sperm Retrieval Prediction Protein1, Testis-Expressed Gene 101, and Lectin Galactoside-binding Protein in Predicting Surgical Sperm Retrieval in Men With Non-Obstructive Azoospermia
NCT06154954 ·Status: RECRUITING
-
Contraception in Normal and Subnormal Men
NCT00167141 ·Status: TERMINATED ·Phase: PHASE2
-
Efficacy and Safety of MCS-5 in Treating Male Oligoasthenospermia
NCT01016340 ·Status: TERMINATED ·Phase: PHASE2
-
The Effeciency of NMN in Improving IVF/ICSI-ET Pregnancy Outcomes in Patients With DOR
NCT06426355 ·Status: RECRUITING ·Phase: NA
-
Beneficial Effect of Adding Pentoxifylline to Processed Semen Samples on ICSI Outcome in Infertile Males
NCT01793272 ·Status: COMPLETED ·Phase: NA
-
Isotretinoin vs hCG for Male Infertility Due to Low or Absent Sperm
NCT07481370 ·Status: ENROLLING_BY_INVITATION ·Phase: PHASE2
-
Microdissection Testicular Sperm Extraction (MicroTESE) and IVF-ICSI Outcome in Non-Obstructive Azoospermia (NOA)
NCT00484081 ·Status: COMPLETED ·Phase: NA
-
Intra-Testicular Transplantation of Autologous Stem Cells for Treatment of Non-Obstructive Azoospermia Male Infertility.
NCT02641769 ·Status: RECRUITING ·Phase: PHASE1/PHASE2
-
Fertility Enhancement Through Regenerative Treatment in Ovaries and Testes
NCT06841328 ·Status: RECRUITING