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Trial registered on ANZCTR
Registration number
ACTRN12607000568415
Ethics application status
Approved
Date submitted
27/10/2007
Date registered
5/11/2007
Date last updated
5/11/2007
Type of registration
Retrospectively registered
Titles & IDs
Public title
The Effectiveness of Clomiphene Citrate In suppression of Luteinising Hormone (LH) Surge in Assisted Reproductive Technologies (ART): A randomized controlled pilot study
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Scientific title
The effectiveness of Clomiphene Citrate compared to Human Menopausal Gonadotrophon on the suppression of Luteinising Hormone surges in women undergoing ovulation induction
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Subfertile couples
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Mild male factor
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Condition category
Condition code
Reproductive Health and Childbirth
2607
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0
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Fertility including in vitro fertilisation
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
- Participants will receive a fixed dose of intramuscular/ subcutaneous Human Menopausal Gonadotropin (hMG) 75-150 IU per day starting from day 3 of the menstrual cycle for four days, then participants will receive oral Clomiphene Citrate (CC) till follicle reach 20mm
- All participants will undergo monitoring by ultrasound from day 8 and daily serum Luteinising Hormone (LH) when leading follicle is more than 15mm
- E2 assay will be done on day of Human Chorionic Gonadotropin (hCG)
- Progesterone will monitored on day 22
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Intervention code [1]
2238
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Prevention
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Comparator / control treatment
- Participants will receive a fixed dose of intramuscular/ subcutaneous Human Menopausal Gonadotropin (hMG) 75-150 IU per day starting from day 3 of the menstrual cycle for four days, and continue on hMG till follicle reaches 20mm
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Control group
Active
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Outcomes
Primary outcome [1]
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LH surge
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Assessment method [1]
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Timepoint [1]
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- First visit (clinical examination, medical history, determine inclusion/ exclusion criteria, patient signs the consent form and is randomized)
- Serum LH and adverse events will be determined and recorded at regular follow-up visits according to patient response
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Secondary outcome [1]
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endometrial thickness on day of hCG
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Assessment method [1]
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Timepoint [1]
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- Determined on the day of hCG administration
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Eligibility
Key inclusion criteria
-mild male factor
-less than 39 years of age
- Normal uterus as documented by ultrasound (US) examination
- healthy females as documented by examination and laboratory tests
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Minimum age
18
Years
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Maximum age
38
Years
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Sex
Females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
- Subfertility due to other causes
- Any significant cardiovascular, pulmonary, neurologic, allergic, hepatic or renal disease
- Any laboratory parameter clinically relevant outside the normal range
- No ovarian cyst formation >2cm prior to start of stimulation
- Women with Body Mass Index (BMI) > 30
- Women with Polycystic Ovary (PCO) Syndrome
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Study design
Purpose of the study
Prevention
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Couples fullfilling the inclusion/exclusion criteria will be recruited from the outpatient clinic. Participants consenting to be included in this trial will be randomised by opening consecutively numbered, sealed, opaque envelopes to determine the treatment allocation.
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
A computer generated block randomization table will be used randomize patients. The resutls of the randomization scheme will be placed in numbered, dark, sealed envelopes. The randomization process and envelopes containing the treatment allocation will be prepared by a third party not directly involved with the trial.
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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Phase
Not Applicable
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Type of endpoint/s
Efficacy
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Statistical methods / analysis
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Recruitment
Recruitment status
Not yet recruiting
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Date of first participant enrolment
Anticipated
1/11/2007
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Actual
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
120
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Accrual to date
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Final
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Recruitment outside Australia
Country [1]
638
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Egypt
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State/province [1]
638
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Cairo
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Funding & Sponsors
Funding source category [1]
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Self funded/Unfunded
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Name [1]
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Hesham G. Al-Inany, MD, PhD
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Address [1]
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97 El Manial Street, Cairo
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Country [1]
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Egypt
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Primary sponsor type
Individual
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Name
Hesham G. Al-Inany, MD, PhD
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Address
97 El Manial Street, Cairo
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Country
Egypt
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Secondary sponsor category [1]
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None
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Name [1]
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Address [1]
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Country [1]
2488
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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Cairo University Ethical Committee
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Ethics committee address [1]
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Cairo University, Cairo, Egypt
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Ethics committee country [1]
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Egypt
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Date submitted for ethics approval [1]
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Approval date [1]
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21/10/2007
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Ethics approval number [1]
4688
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Summary
Brief summary
Clomiphene citrate (CC) is traditionally given from the 3rd-5th day of the cycle for five days as an ovulation induction drug. The mechanism of CC in stimulating ovulation is unknown but is believed to be related to its anti-oestrogenic properties. As a feed back mechanism, it stimulates the secretion of follicle stimulating hormone (FSH). When serum estradiol reaches a certain level, an leutinizing hormone (LH) surge is released. Of the cycles stimulated by CC and or human menopausal gonadotrophin (hMG), an endogenous LH surge was observed in more than 15% of the patients shortly prior to the HCG injection. In animal experimental studies, CC prevented the positive effects of estradiol required to induce an LH surge. In a recent pilot study by Branigan & Estes 2006, CC was able to suppress LH surge in human IVF. The hypothesis behind this study is that if CC is given after hMG, the anti-oestrogenic effect will suppress LH surge.
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Trial website
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Hesham G. Al-Inany, MD, PhD
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Address
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97 El Manial Street, Cairo
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Country
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Egypt
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Phone
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(+20-2) 2368-8063
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Name
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Hesham G. Al-Inany, MD, PhD
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Address
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97 El Manial Street, Cairo
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Country
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Egypt
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Phone
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(+20-2) 2368-8063
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Fax
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Email
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[email protected]
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No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
Source
Title
Year of Publication
DOI
Dimensions AI
The effectiveness of clomiphene citrate in LH surge suppression in women undergoing IUI: a randomized controlled trial
2010
https://doi.org/10.1016/j.fertnstert.2010.01.069
N.B. These documents automatically identified may not have been verified by the study sponsor.
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