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Role of Sildenafil Citrate in Patients With Unexplained Recurrent Miscarriages

Phase 4
Conditions
Recurrent Miscarriage
Interventions
Drug: matching placebo
Registration Number
NCT01419392
Lead Sponsor
Ain Shams University
Brief Summary

The purpose of this study is to determine whether sildenafil citrate is effective in improving uterine artery blood flow and oxidative stress in patients with unexplained recurrent miscarriages

Detailed Description

Not available

Recruitment & Eligibility

Status
UNKNOWN
Sex
Female
Target Recruitment
80
Inclusion Criteria
  • Age 18-35 years
  • Three or more recurrent miscarriages before the 24th week of gestation with no apparent cause for their previous losses
  • Three or more months have elapsed since the last abortion
  • Postmenstrual period
  • No other therapy allowed during our treatment course
Exclusion Criteria
  • Concomitant use of organic nitrites, or nitrates
  • Severe hepatic, renal, or cardiovascular impairment
  • History of stroke or myocardial infarction
  • Patients with retinitis pigmentosa.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Sildenafil citrateSildenafil citrate-
placebomatching placebo-
Primary Outcome Measures
NameTimeMethod
Uterine arteries blood flow21 days

Uterine arteries blood flow assessed by Doppler U/S by measuring Systolic / diastolic ratio, pulsatility index and resistance index

Secondary Outcome Measures
NameTimeMethod
Nitric oxide serum level as a marked of oxidative stress21 days
Total antioxidant capacity serum level as a marker of oxidative stress21 days

Trial Locations

Locations (1)

Ain Shams University Maternity Hospital, Obstetrics and Gynecology Department

🇪🇬

Cairo, Egypt

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