History
# Registration date Revision Id
4 2022-12-14, 1401/09/23 249137
3 2022-11-15, 1401/08/24 246227
2 2021-07-05, 1400/04/14 189458
1 2020-06-26, 1399/04/06 140680
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  • General information

    Single blinded
    Triple blinded
    1
    empty
    Mismatch between IRCT and article due to blindness of participants
    empty
    عدم تطابق بین IRCTو مقاله جهت کور بودن شرکت کنندگان
    The randomization list is prepared by the statistician. Medicines are placed in similar packets and the sequence of medicine administration and the list of random allocation is not disclosed to dispensing practitioners. These packets are given to the dispensing nurse, who is unaware of the contents of each packet. When the doctor declares the eligibility of patients, the nurse give packets to them according to the identification numbering. Completion of the final information is up to the person who is unaware of the type of treatment and also the specialist will be blind.
    Block randomization s conducted using :www.sealedenvelope.com and the randomization list was prepared by the statistician . In this triple blind randomization control trial, medicine are placed in similar packets and the sequence of medicine administration and the list of random allocation is not disclosed to dispensing practitioners. These packets are given to the dispensing nurse, who is unaware of the contents of each packet. When the doctor declares the eligibility of patients, the nurse give packets to them according to the identification numbering. Completion of the final information is up to the person who is unaware of the type of treatment and also the specialist will be blind.
    لیست رندومیزیشن توسط متخصص امار تهیه خواهد شد داروها در پاکت های مهر و موم شده قرار داده می شود که توسط پرستار بخش که از مطالعه خارج است نگهداری خواهند شد. رضایت اخلاق گرفته می شود. سپس پرستار بخش پاکت حاوی نوع دارو را در اختیار پزشک قرار می دهد و مداخله بر اساس دارو موجود در پاکت انجام میشود.تکمیل اطلاعات نهایی بر عهده فردی میباشد که از نوع درمان بی اطلاع است. همچنین متخصص امار نیز از نوع درمان کور خواهد بود
    تصادفی سازی بلوکی با استفاده از: www.sealedenvelope.com انجام شد و لیست تصادفی سازی توسط متخصص آمار. تهیه شد.در این مطالعه کارازمایی بالینی تصادفی سه سو کور داروها در پاکت های مهر و موم شده قرار داده می شود که توسط پرستار بخش که از مطالعه خارج است نگهداری خواهند شد. رضایت اخلاق گرفته می شود. سپس پرستار بخش پاکت حاوی نوع دارو را در اختیار پزشک قرار می دهد و مداخله بر اساس دارو موجود در پاکت انجام میشود.تکمیل اطلاعات نهایی بر عهده فردی میباشد که از نوع درمان بی اطلاع است. همچنین متخصص امار نیز از نوع درمان کور خواهد بود
  • Recruitment centers

    #1
    Name of recruitment center - English: Arash Women's Hospital
    Name of recruitment center - Persian: بیمارستان جامع بانوان آرش
    Full name of responsible person - English: Masoomeh Nataj-Mjd
    Full name of responsible person - Persian: معصومه نتاج مجد
    Street address - English: Arash Women 's Hospital, Rashid Ave, Resalat Highway, Tehranparse,Tehran, Iran
    Street address - Persian: بزرگراه رسالت ،تهرانپارس ، بولوار رشید، بیمارستان بانوان آرش
    City - English: Tehran
    City - Persian: تهران
    Province: Tehran
    Country: Iran (Islamic Republic of)
    Postal code: 1653915981
    Phone: +98 21 7771 9922
    Fax:
    Email: hosparash@tums.ac.ir
    Web page address:
    Name of recruitment center - English: Arash Women's Hospital
    Name of recruitment center - Persian: بیمارستان جامع بانوان آرش
    Full name of responsible person - English: Masoomeh Nataj-Mjd
    Full name of responsible person - Persian: معصومه نتاج مجد
    Street address - English: Arash Women 's Hospital, Rashid avenue; Resalat highway, Tehranpars
    Street address - Persian: بزرگراه رسالت ،تهرانپارس، خیابان رشید، بیمارستان بانوان آرش
    City - English: Tehran
    City - Persian: تهران
    Province: Tehran
    Country: Iran (Islamic Republic of)
    Postal code: 1653915981
    Phone: +98 21 7771 9922
    Fax:
    Email: hosparash@tums.ac.ir
    Web page address:
  • Sponsors / Funding sources

    #1

    Name of organization / entity - English:
    Name of organization / entity - Persian:
    Full name of responsible person - English: Dr. Mohammad Ali Sahraeeyan
    Full name of responsible person - Persian: دکتر محمد علی صحرائیان
    Street address - English: Qods St, Keshavarz Blvd
    Street address - Persian: بولوار کشاورز .خیابان قدس
    City - English: Tehran
    City - Persian: تهران
    Province: Tehran
    Country: Iran (Islamic Republic of)
    Postal code: 1417653761
    Phone: +98 21 6649 2271
    Fax:
    Email: vcr@tums.ac.ir
    Web page address:

    Name of organization / entity - English:
    Name of organization / entity - Persian:
    Full name of responsible person - English: Dr. Mohammad Ali Sahraeeyan
    Full name of responsible person - Persian: دکتر محمد علی صحرائیان
    Street address - English: Qods street; Keshavarz boulevard
    Street address - Persian: بولوار کشاورز .خیابان قدس
    City - English: Tehran
    City - Persian: تهران
    Province: Tehran
    Country: Iran (Islamic Republic of)
    Postal code: 1417653761
    Phone: +98 21 6649 2271
    Fax:
    Email: vcr@tums.ac.ir
    Web page address:

Protocol summary

Study aim
The aim of this study is to determine the effect of nifedipine administration before embryo transfer on pregnancy rate of patients undergoing IVF.
Design
This is a randomized, single-blind, single-center clinical trial. Two arm parallel-group randomized trial with blinded outcome assessment, Phase 3 on 158 patients. We will use the block randomization method by using: www.sealedenvelope.com
Settings and conduct
This clinical trial will be carried out on 158 women aged 20-39 years who attended to the Infertility Treatment Center of Arash Women's Hospital, Tehran, Iran. The randomization list is prepared by the statistician. Medicines are placed in similar packets and the sequence of medicine administration and the list of random allocation is not disclosed to dispensing practitioners. These packets are given to the dispensing nurse, who is unaware of the contents of each packet. When the doctor declares the eligibility of patients, the nurse give packets to them according to the identification numbering. Completion of the final information is up to the person who is unaware of the type of treatment and also the specialist will be blind.
Participants/Inclusion and exclusion criteria
Inclusion criteria: 20-39 years of age, Body mass index (BMI) =18-29 and being in class A. Non-inclusion criteria: having a history of hypertension (BP>= 140/90) or hypotension
Intervention groups
Intervention group: intake of oral nifedipine tablets, 20 Mg, 30 minutes before embryo transfer. Control group: No intervention
Main outcome variables
Clinical pregnancy; chemical pregnancy

General information

Reason for update
Mismatch between IRCT and article due to blindness of participants
Acronym
IRCT registration information
IRCT registration number: IRCT20140111016162N3
Registration date: 2020-06-26, 1399/04/06
Registration timing: registered_while_recruiting

Last update: 2021-07-08, 1400/04/17
Update count: 3
Registration date
2020-06-26, 1399/04/06
Registrant information
Name
Masoomeh Nataj Majd
Name of organization / entity
Arash Womens Hospital, Tehran Medical University
Country
Iran (Islamic Republic of)
Phone
+98 21 7771 9922
Email address
hosparash@tums.ac.ir
Recruitment status
Recruitment complete
Funding source
Expected recruitment start date
2017-09-11, 1396/06/20
Expected recruitment end date
2020-07-22, 1399/05/01
Actual recruitment start date
empty
Actual recruitment end date
empty
Trial completion date
empty
Scientific title
Assessment of Nifedipine administration before fetus transfering in IVF on the rate of pregnancy in infertile women
Public title
Assessment of nifedipine administration in assisted reproductive technology on the rate of pregnancy
Purpose
Treatment
Inclusion/Exclusion criteria
Inclusion criteria:
20-39 years of age Fresh embryo transfer Body mass index :18-29 Being in class A
Exclusion criteria:
History of hypertension History of hypotension Abnormal uterine cavity Contraindication for the use of Estrogen and Progesterone and Nifedipine Administration of drugs that interact with cytochrome P450 activity including azole antifungals, cimetidine, cyclosporine, erythromycin, quinidine, terfenadine, warfarin, benzodiazepines, flecainide, imipramine, propafenone and theophylline within 3 months prior to study enrollment Serum follicle-stimulating hormone (FSH) level >20mIU/mL on days 2-4 of the menstrual cycle Irregular heart beat
Age
From 20 years old to 39 years old
Gender
Female
Phase
3
Groups that have been masked
  • Participant
  • Investigator
  • Outcome assessor
  • Data analyser
Sample size
Target sample size: 158
Randomization (investigator's opinion)
Randomized
Randomization description
We will use the block randomization method by using: www.sealedenvelope.com
Blinding (investigator's opinion)
Triple blinded
Blinding description
Block randomization s conducted using :www.sealedenvelope.com and the randomization list was prepared by the statistician . In this triple blind randomization control trial, medicine are placed in similar packets and the sequence of medicine administration and the list of random allocation is not disclosed to dispensing practitioners. These packets are given to the dispensing nurse, who is unaware of the contents of each packet. When the doctor declares the eligibility of patients, the nurse give packets to them according to the identification numbering. Completion of the final information is up to the person who is unaware of the type of treatment and also the specialist will be blind.
Placebo
Not used
Assignment
Parallel
Other design features

Secondary Ids

empty

Ethics committees

1

Ethics committee
Name of ethics committee
Tehran University of Medical Sciences
Street address
Qods street; Keshavarz boulevard
City
Tehran
Province
Tehran
Postal code
1417653761
Approval date
2016-12-07, 1395/09/17
Ethics committee reference number
IR.TUMS.MEDICINE.REC.1395.1177

Health conditions studied

1

Description of health condition studied
Infertility
ICD-10 code
N97
ICD-10 code description
Female infertility

Primary outcomes

1

Description
Clinical pregnancy
Timepoint
4 weeks after embryo transfer
Method of measurement
Ultrasonography

2

Description
Chemical pregnancy
Timepoint
14 days after embryo transfer
Method of measurement
BHCG test

Secondary outcomes

empty

Intervention groups

1

Description
Intervention group: Participants receive oral nifedipine tablets ,20 Mg single dose 30 minutes before embryo transfer.
Category
Treatment - Drugs

2

Description
Control group: no intervention
Category
N/A

Recruitment centers

1

Recruitment center
Name of recruitment center
Arash Women's Hospital
Full name of responsible person
Masoomeh Nataj-Mjd
Street address
Arash Women 's Hospital, Rashid avenue; Resalat highway, Tehranpars
City
Tehran
Province
Tehran
Postal code
1653915981
Phone
+98 21 7771 9922
Email
hosparash@tums.ac.ir

Sponsors / Funding sources

1

Sponsor
Name of organization / entity
Tehran University of Medical Sciences
Full name of responsible person
Dr. Mohammad Ali Sahraeeyan
Street address
Qods street; Keshavarz boulevard
City
Tehran
Province
Tehran
Postal code
1417653761
Phone
+98 21 6649 2271
Email
vcr@tums.ac.ir
Grant name
Grant code / Reference number
Is the source of funding the same sponsor organization/entity?
Yes
Title of funding source
Tehran University of Medical Sciences
Proportion provided by this source
100
Public or private sector
Public
Domestic or foreign origin
Domestic
Category of foreign source of funding
empty
Country of origin
Type of organization providing the funding
Academic

Person responsible for general inquiries

Contact
Name of organization / entity
Tehran University of Medical Sciences
Full name of responsible person
Masoomeh Nataj Majd
Position
Assistant Professor
Latest degree
Medical doctor
Other areas of specialty/work
Anesthesiology
Street address
Arash Womens Hospital, Rashid Ave, Tehranpars, Resalat Highway
City
Tehran
Province
Tehran
Postal code
1653915981
Phone
+98 21 7771 9922
Fax
+98 21 7788 3196
Email
hosparash@tums.ac.ir

Person responsible for scientific inquiries

Contact
Name of organization / entity
Tehran University of Medical Sciences
Full name of responsible person
Masoomeh Nataj Majd
Position
Assistant Professor
Latest degree
Medical doctor
Other areas of specialty/work
Anesthesiology
Street address
Arash Womens Hospital, Rashid Ave, Tehranpars, Resalat Highway
City
Tehran
Province
Tehran
Postal code
1653915981
Phone
+98 21 7771 9922
Fax
+98 21 7788 3196
Email
hosparash@tums.ac.ir

Person responsible for updating data

Contact
Name of organization / entity
Arash Womens Hospital, Tehran Medical University
Full name of responsible person
Masoomeh Nataj Majd
Position
Assistant Professor
Latest degree
Medical doctor
Other areas of specialty/work
Anesthesiology
Street address
Arash Womens Hospital, Rashid Ave, Tehranpars, Resalat Highway
City
Tehran
Province
Tehran
Postal code
1653915981
Phone
+98 21 7771 9922
Fax
+98 21 7788 3196
Email
hosparash@tums.ac.ir

Sharing plan

Deidentified Individual Participant Data Set (IPD)
Undecided - It is not yet known if there will be a plan to make this available
Study Protocol
Undecided - It is not yet known if there will be a plan to make this available
Statistical Analysis Plan
Undecided - It is not yet known if there will be a plan to make this available
Informed Consent Form
Undecided - It is not yet known if there will be a plan to make this available
Clinical Study Report
Undecided - It is not yet known if there will be a plan to make this available
Analytic Code
Undecided - It is not yet known if there will be a plan to make this available
Data Dictionary
Undecided - It is not yet known if there will be a plan to make this available
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