Adding Letrozole to antagonist protocol in second ICSI attempt

Effect of adding letrozole to antagonist protocol for second ICSI attempt: A randomized controlled trial

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR201308000582203

Enrollment

330

Registered

2013-07-04

Start date

2013-09-01

Completion date

Unknown

Last updated

2026-09-14

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

Conditions

Fertility-female Women scheduled to second trial ICSI

Interventions

Letrozole

Control

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Failed one attempt of ICSI in good responders (more than 3 Class A embryo transfer).

Exclusion criteria

Exclusion criteria: Poor response to ovarian stimulation as defined by ESHRE consensus (the Bologna criteria) (2011)

Design outcomes

Primary

Measure	Time frame
Clinical pregnancy with cardiac pulsation	—

Secondary

Measure	Time frame
Blastocyst formation ;Spontaneous miscarriage	—

Countries

Egypt

Contacts

Public ContactElsayedamr Basma

Patient Information Manager

elsayedamr@yahoo.com00201223106023

Outcome results

None listed

Source: PACTR (via WHO ICTRP) · Data processed: Sep 19, 2026