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Updated: Mar 5, 2026

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives
Published on: September 16, 2021
Combining several interventions to reduce the incidence of OHSS: A prospective cohort study
Mohamed Elmahdy1, Eman A Abdelsalam1, Hassan A Maghraby1
1Obstetrics and Gynecology department, Faculty of Medicine, Alexandria University, Egypt.
Objective:
To assess the outcome of using low-dose aspirin, dopamine agonist and triggering ovulation by low dose of HCG in combination with GnRH agonist in fixed GnRH antagonist protocol in patients at risk of OHSS.
Study Design:
This prospective cohort study was conducted on 50 infertile women who were at high risk of OHSS. They received low dose aspirin from first day of stimulation, cabergoline 0.5mg daily from the day of HCG for 8days and low dose of HCG (2500 IU) in combination with GnRH agonist for final oocyte maturation in fixed GnRH antagonist protocol.
Results:
The study was conducted on 50 cases and all of them completed the study protocol. The clinical pregnancy rate was 40% (20 cases of 50) and no cases developed severe or critical OHSS. Only 8% (4 cases) developed moderate OHSS.
Conclusion:
Combining aspirin, cabergoline, and triggering with low dose of HCG in combination with GnRH agonist produced excellent clinical pregnancy rate, and decreased hospital admissions with severe or critical OHSS.

