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Comparison between Clomiphene citrate and Tamoxifen for induction of ovulation in women with PCOS.
Participants fulfilling inclusion and exclusion criteria will be divided into two groups, each group containing 300 participants;
Group (A):
300 participants will receive Clomiphene citrate oral tablets and placebo of Tamoxifen oral tablets.
Group (B):
300 participants will receive Tamoxifen oral tablets and placebo of Clomiphene oral tablets.
Participants with abnormal menstrual history will receive two tablets of norethisterone 5mg tab (Steronate nor ®, hi pharm/Egypt) every12 hours for 5 days to withdraw period before starting the procedure.
Then;
Group (A):
Women will receive one tablet of clomiphene citrate oral tablets 50 mg (Clomid®, aventis/Egypt) twice daily 12 hours apart (total dose 100 mg daily), and one tablet of placebo of tamoxifen oral tablets twice daily 12 hours apart from the 3rd day of the menses for 5 days, for only one menstrual cycle.
Group (B):
Women will receive one tablet of tamoxifen oral tablets 10 mg (Tamoxifen®, amriya/Egypt) twice daily 12 hours apart (total dose 20 mg daily), and one tablet of placebo of clomiphene citrate twice daily 12 hours apart from 3rd day of the menses for 5 days, for only one menstrual cycle.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Clomiphene citrate + placebo | Experimental | Women will receive one tablet of clomiphene citrate oral tablets 50 mg (Clomid®, aventis/Egypt) twice daily 12 hours apart (total dose 100 mg daily), and one tablet of placebo of tamoxifen oral tablets twice daily 12 hours apart from the 3rd day of the menses for 5 days, for only one menstrual cycle. |
|
| Tamoxifen + placebo | Experimental | Women will receive one tablet of tamoxifen oral tablets 10 mg (Tamoxifen®, amriya/Egypt) twice daily 12 hours apart (total dose 20 mg daily), and one tablet of placebo of clomiphene citrate twice daily 12 hours apart from 3rd day of the menses for 5 days, for only one menstrual cycle. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Clomiphene citrate | Drug | Women will receive one tablet of clomiphene citrate oral tablets 50 mg (Clomid®, aventis/Egypt) twice daily 12 hours apart (total dose 100 mg daily) from the 3rd day of the menses for 5 days, for only one menstrual cycle. |
| Measure | Description | Time Frame |
|---|---|---|
| Rate of ovulation. |
| Up to 4 weeks from starting treatment. |
| Measure | Description | Time Frame |
|---|---|---|
| Endometrial perfusion by using 3D- power Doppler (GE Medical system volouson E6, 5-7 MHz) in the mid luteal day of the cycle to assess endometrial receptivity. | Endometrial perfusion by using 3D-power Doppler (GE Medical system volouson E6, 5-7 MHz) at Ain-Shams University Maternity Hospital will be done in the mid luteal day of the menstrual cycle to assess endometrial receptivity by measured:
|
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Inclusion Criteria:
Exclusion Criteria:
Secondary infertility.
Patients with BMI under 25 or over 30 Kg/m 2.
Hyper or hypothyroidism, or hyperprolactinemia.
Current or previous (within the last six months) use of oral contraceptives, glucocorticoids, antiandrogens, antidiabetic and anti-obesity drugs or other hormonal drugs.
Intention to start a diet or a specific program of physical activity.
Organic pelvic diseases.
Tubal or male factor infertility.
Interval of earlier treatment with any of the fertility drugs of less than 6 months.
Contraindication to either:
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| Name | Affiliation | Role |
|---|---|---|
| Gasser M. El-Bishry, FRCOG | Professor of Obstetrics and Gynaecology, Ain Shams University | Study Director |
| Abdel-Latif G. El-Kholy, MD | Assistant professor of Obstetrics and Gynaecology, Ain Shams University | Principal Investigator |
| Mohamed S. Sweed, MD | Lecturer of Obstetrics and Gynaecology, Ain Shams University | Principal Investigator |
| Diana N. Kolta, MB BCh | Resident of Obstetrics and Gynaecology | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Ain Shams University Maternity Hospital | Cairo | Egypt |
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| ID | Term |
|---|---|
| D002996 | Clomiphene |
| D013629 | Tamoxifen |
| ID | Term |
|---|---|
| D013267 | Stilbenes |
| D001597 | Benzylidene Compounds |
| D001555 | Benzene Derivatives |
| D006841 | Hydrocarbons, Aromatic |
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|
| Tamoxifen Placebo | Drug | Women will receive one tablet of placebo of tamoxifen oral tablets twice daily 12 hours apart from the 3rd day of the menses for 5 days, for only one menstrual cycle. |
|
| Tamoxifen | Drug | Women will receive one tablet of tamoxifen oral tablets 10 mg (Tamoxifen®, amriya/Egypt) twice daily 12 hours apart (total dose 20 mg daily) from 3rd day of the menses for 5 days, for only one menstrual cycle. |
|
| Clomiphene citrate placebo | Drug | Women will receive one tablet of placebo of clomiphene citrate twice daily 12 hours apart from 3rd day of the menses for 5 days, for only one menstrual cycle. |
|
| Up to 4 weeks from starting treatment. |
| Endometrial thickness and quality in the pre-ovulatory period. | Transvaginal ultrasound will be done to: Evaluate endometrial thickness and quality pre-ovulatory: where the minimal endometrial thickness to achieve a pregnancy ranges from 4 to 7mm with a healthy trilaminar appearance. | Up to 4 weeks from starting treatment. |
| Number of growing follicles detected by transvaginal ultrasound. | Transvaginal ultrasound will be done to: Detect mean follicular diameter in the days 10, 12, 14 and up to day 25 of the cycle. | Up to 4 weeks from starting treatment. |
| Pregnancy rate both clinical and biochemical. | Transvaginal ultrasound done to:
| Up to 8 weeks from starting treatment. |
| Patient compliance. | Asking the participant about the empty strips. | Up to 4 weeks from starting treatment. |
| Adverse effects: such as headache, nausea, vomiting, breast tenderness, blurred vision, and ovarian enlargement or hyperstimulation. | Asking the participant if there are any complaints about the side effects of the drugs. | Up to 4 weeks from starting treatment. |
| D006844 |
| Hydrocarbons, Cyclic |
| D006838 | Hydrocarbons |
| D009930 | Organic Chemicals |