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Double ovarian stimulation (Shanghai and Duostim protocol)

Comparison of Two Types of Dual Ovarian Stimulation: Duostim Versus Shanghai Protocols in Patients With Poor Ovarian Reserve: A Randomized Controlled Trial

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20080831001141N35
Enrollment
100
Registered
2021-01-01
Start date
2019-08-02
Completion date
Unknown
Last updated
2024-05-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Poor ovarian response. Complications of attempted introduction of fertilized ovum following in vitro fertilization

Interventions

Intervention 1: Intervention group: ?Duostim: The follicular stimulation will be started with a fixed dose of 150 IU of rFSH and HMG 75 IU for 4 days. Daily administration of a GnRH antagonist will be

Sponsors

Royan Institute
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
35 Years to 45 Years

Inclusion criteria

Inclusion criteria: Age =35 years Antimullerian hormone (AMH) <1.2 ng/ml and/or antral follicular count=5 follicles =4 oocyte retrieved from previous ART cycle 18.5<BMI<30

Exclusion criteria

Exclusion criteria: Endometriosis (stage III and IV) Myoma with a compression effect Uterine anomalies (Unicorn, Didelphis,etc,….) Male factor infertility with azoospermia, severe oligospermia and oligoasthenospermia, TESE/PESA

Design outcomes

Primary

MeasureTime frame
MII (Metaphase II) oocyte numbers and quality. Timepoint: Immediately after oocyte puncture. Method of measurement: Embryologist report.

Secondary

MeasureTime frame
Cleaved embryo numbers. Timepoint: 2-3 days after oocyte puncture and sperm insemination. Method of measurement: Embryologist report.;Blastocyst numbers. Timepoint: 5 days after oocyte puncture and sperm insemination. Method of measurement: Embryologist report.;Clinical pregnancy rate. Timepoint: 4-6 weeks after embryo transfer. Method of measurement: Vaginal ultrasound.;Fertilization rate. Timepoint: 2-5 days after sperm insemination. Method of measurement: Embryologist report.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMehri Mashayekhi

Royan Institute

dr.mashayekhy@yahoo.com+98 21 2356 2643

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026