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Effect of Ubiquinol Supplementation on Ovulation Induction in Clomiphene Citrate Resistance

Launched by SAUDI GERMAN HOSPITAL - MADINAH · Apr 28, 2021

Trial Information

Current as of June 14, 2025

Completed

Keywords

ClinConnect Summary

Patients were divided randomly into two groups (A and B), who underwent controlled ovarian stimulation and timed intercourse, using random table computer software (Open Epi version 3.21).

Basal transvaginal ultrasonography (TVS) was done on day 2 of the cycle before commencing ovarian stimulation. For patients presenting with amenorrhea or oligomenorrhea, dydrogesterone 10 mg (Duphaston®; Abbott Biologicals B.V.) was prescribed (3 times daily for 10 days) to achieve withdrawal bleeding before starting induction of ovulation.

In group A, controlled ovarian stimulation (COS) was done by Clo...

Gender

FEMALE

Eligibility criteria

  • Inclusion Criteria:
  • Patients with Clomiphene Citrate resistant PCOS who fulfilled the following inclusion criteria:
  • Age 18 to 35 years
  • Body mass index (BMI) between 18.5 and 34.9 kg/m2
  • Presenting with primary or secondary infertility.
  • PCOS was diagnosed according to the Rotterdam ESHRE/ASRM Consensus workshop, with at least 2 of the following 3 criteria:
  • A- Oligo- and/or anovulation; manifested by oligomenorrhea or amenorrhea. Oligomenorrhea was defined as cycle interval of more than 35 days but less than six months. Amenorrhea was defined as absence of menstruation for six months or more.
  • B- Hyperandrogenism; biochemical and/or clinical in the form of acne or hirsutism defined as a score of 8 or higher using the modified Ferriman-Gallwey scoring system when abnormal hair distribution was assessed in nine body areas and given a score of 0 to 4.
  • C - Polycystic ovarian morphology detected by transvaginal ultrasound with the presence of 12 or more follicles measuring 2-9 mm in diameter in one or both ovaries, and/or increased ovarian volume \>10 mL.
  • Clomiphene Citrate resistance was defined as failure of ovulation after administration of Clomiphene Citrate in a dose of 150 mg for 5 days per cycle, for two or three cycles.
  • Patent both fallopian tubes and normal uterine cavity as evidenced by hysterosalpingography (HSG).
  • Their partners had normal semen parameters as defined by the modified WHO 2010 criteria.
  • Exclusion criteria were:
  • Morbidly obese patients with BMI ≥35 Kg/2m.
  • Abnormal husband semen analysis.
  • Abnormal HSG or laparoscopic evidence of pelvic adhesions.
  • Patients receiving statin drugs for cholesterol, beta-blockers for high blood pressure, or tricyclic antidepressants, were also excluded as these drugs can lower the levels of ubiquinol in the body.

About Saudi German Hospital Madinah

Saudi German Hospital - Madinah is a leading healthcare institution dedicated to providing high-quality medical services in the region. With a focus on patient-centered care, the hospital is equipped with state-of-the-art facilities and a team of highly qualified healthcare professionals. As a clinical trial sponsor, Saudi German Hospital - Madinah emphasizes innovation and research in medical treatments, aiming to enhance therapeutic outcomes and contribute to the advancement of healthcare. Their commitment to ethical standards and regulatory compliance ensures that all clinical trials are conducted with the utmost integrity and safety for participants.

Locations

Al Madīnah, Madinah, Saudi Arabia

Patients applied

0 patients applied

Trial Officials

Islam Mohamed Magdi Ammar, M.D.

Principal Investigator

Saudi German Hospital - Madinah

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported

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