Protocol summary

Summary
The objective of this randomized double-blind placebo controlled trial is to investigate the effect of zinc sulfate complement on the metabolic and cardiovascular outcomes in Polycysitic ovarian syndrome (PCOS). Subjects with PSCO will be recruited from the infertility department of Alzahra hospital in Tabriz. Patients will be randomly assigned to receive either 220mg Zinc Sulfate oral capsule (50 mg/day elemental zinc) or cornstarch placebo capsules for 60 days. Anthropometric measurements (weight, height, waist and hip circumference, waist to hip ratio), blood pressure and biochemical parameters (lipid profile (total cholesterol, LDL and HDL cholesterol and triglyceride concentrations), fasting glucose and insulin level, IL-6 and hs-CRP levels, concentrations of serum zinc and androgens (DHEAS and testosterone), dietary data obtained from 3-day food records and food frequency questionnaire will be measured before and after treatment and compared between two groups.

General information

Acronym
IRCT registration information
IRCT registration number: IRCT138803212017N2
Registration date: 2009-10-02, 1388/07/10
Registration timing: retrospective

Last update:
Update count: 0
Registration date
2009-10-02, 1388/07/10
Registrant information
Name
Alireza Ostadrahimi
Name of organization / entity
Tabriz University of Medical Sciences
Country
Iran (Islamic Republic of)
Phone
+98 41 1335 7580
Email address
ostadrahimi@tbzmed.ac.ir
Recruitment status
Recruitment complete
Funding source
Vice-chancellor for Research, Tabriz University Of Medical Sciences
Expected recruitment start date
2009-04-04, 1388/01/15
Expected recruitment end date
2009-08-06, 1388/05/15
Actual recruitment start date
empty
Actual recruitment end date
empty
Trial completion date
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Scientific title
Effect of zinc supplementation on metabolic factors in patients with polycystic ovarian syndrome
Public title
Zinc supplementation in patients with polycystic ovarian syndrome
Purpose
Prevention
Inclusion/Exclusion criteria
Inclusion criteria: Women with PCOS diagnosed by the Rotterdam consensus criteria (Presence of 2 of the following 3 conditions: i. Oligo/anovulation ii. clinical or biochemical evidence of hyperandrogenism iii. Polycystic ovaries on ultrasound examination), age 20-45 years, BMI ≥ 25, moderate activity Exclusion criteria: Any disease that influence metabolic parameters in this trial (liver, cardiovascular, kidney or gastrointestinal diseases, hypo/hyper thyroidism, hyperprolactinemia, congenital adrenal hyperplasia, Cushing’s syndrome, androgen secreting tumors), insulin consumption, receiving antihypertension drugs, pregnancy, breast feeding, receiving any vitamin or mineral supplements, any special diet.
Age
From 20 years old to 45 years old
Gender
Female
Phase
N/A
Groups that have been masked
No information
Sample size
Target sample size: 60
Randomization (investigator's opinion)
Randomized
Randomization description
Blinding (investigator's opinion)
Double blinded
Blinding description
Placebo
Used
Assignment
Parallel
Other design features

Secondary Ids

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Ethics committees

1

Ethics committee
Name of ethics committee
Tabriz University Of Medical Sciences
Street address
Tabriz University Of Medical Sciences, Attare Neishaboori Avenue, Golgasht Street, Tabriz-
City
Tabriz
Postal code
Approval date
2009-06-01, 1388/03/11
Ethics committee reference number
5/4/2484

Health conditions studied

1

Description of health condition studied
Polycystic ovarian syndrome
ICD-10 code
E28.2
ICD-10 code description
Sclerocystic ovary syndrome Stein-Leventhal syndrome

Primary outcomes

1

Description
zinc serum value
Timepoint
Baseline and at the end of intervention
Method of measurement
atomic absorption spectrophotometry

Secondary outcomes

1

Description
Fasting serum insulin values
Timepoint
Baseline and at the end of intervention
Method of measurement
commercial kits special to assess insulin values .ELISA

2

Description
Insulin resistance index
Timepoint
Baseline and at the end of intervention
Method of measurement
with HOMA formula

3

Description
Serum inflammatory values (IL-6, hs-CRP)
Timepoint
Baseline and at the end of intervention
Method of measurement
hs-CRP assess with immunotorbidometric method andIL-6 with elayza method

4

Description
Fasting serum glucose values
Timepoint
Baseline and at the end of intervention
Method of measurement
Enzymatic method, automatic analyzer

5

Description
Fasting srum lipid profile (LDL,HDL,total cholesterol,TG)
Timepoint
Baseline and at the end of intervention
Method of measurement
Enzymatic method, with special kits for assessing TG, HDL, total cholestrol and Friedewald equation for assessing LDL cholestrol

6

Description
systolic and diastolic Blood pressure
Timepoint
Baseline and at the end of intervention
Method of measurement
mercury sphygmomanometer

7

Description
Antropometric indicators (weight-height-BMI-Waist circumference-hip circumference-WHR)
Timepoint
Baseline and at the end of intervention
Method of measurement
Waist and hip circumference measure with a plastic tape meter.Body weight without shoes with calibrated scale accurate to 0.1 kg.Standing height without shoes or socks measureto the nearest 0.1 cm with a stadiometer mounted on a wall.BMI calculated with this equation:W(kg) /H(m)2. WHR calculated with waist circumference/hip circumference.

Intervention groups

1

Description
Zinc Sulfate one capsule a day for 8 weeks, (220 mg zinc sulphate capsule (50 mg elemental zinc)
Category
Treatment - Drugs

2

Description
Placebo one capsule a day for 8 weeks (insoluble corn starch)
Category
Placebo

Recruitment centers

1

Recruitment center
Name of recruitment center
Alzahra Hospital.Tabriz
Full name of responsible person
Fatemeh Pourteymour farde tbarizi
Street address
City
Tabriz

Sponsors / Funding sources

1

Sponsor
Name of organization / entity
1) Vice-chancellor for research of Tabriz University of Medical Sciences 2)Tabriz Nutrition Researc
Full name of responsible person
Ali Reza Ostadrahimi
Street address
1) Tabriz University Of Medical Sciences, Tabriz, East Azarbaijan, Iran. 2) Nutrition research center, Golgasht street, Attare Neishabouri Avenue, Health and Nutrition School, Tabriz
City
Tabriz
Grant name
Grant code / Reference number
Is the source of funding the same sponsor organization/entity?
Yes
Title of funding source
1) Vice-chancellor for research of Tabriz University of Medical Sciences 2)Tabriz Nutrition Researc
Proportion provided by this source
100
Public or private sector
empty
Domestic or foreign origin
empty
Category of foreign source of funding
empty
Country of origin
Type of organization providing the funding
empty

Person responsible for general inquiries

Contact
Name of organization / entity
Tabriz University of Medical Sciences
Full name of responsible person
Fatemeh Pourteymour farde tabriz
Position
MS student in Nutrition
Other areas of specialty/work
Street address
Health and Nutrition school, Attare Neishabouri Avenue, Golgasht street, Tabriz
City
Tabriz
Postal code
Phone
+98 41 1334 0540
Fax
Email
fateme.pourteymour@gmail.com
Web page address

Person responsible for scientific inquiries

Contact
Name of organization / entity
Tabriz University of Medical Sciences
Full name of responsible person
Fatemeh Pourteymour farde tabrizi
Position
MS student on Nutrition
Other areas of specialty/work
Street address
Health and Nutrition school, Attare Neishabouri Avenue, Golgasht street, Tabriz
City
Tabriz
Postal code
Phone
+98 41 1334 0540
Fax
Email
fateme.pourteymour@gmail.com
Web page address

Person responsible for updating data

Contact
Name of organization / entity
Tabriz University of Medical Sciences
Full name of responsible person
Fatemeh Pourteymour farde tabrizi
Position
MS student on Nutrition
Other areas of specialty/work
Street address
Health and Nutrition school, Attare Neishabouri Avenue, Golgasht street, Tabriz
City
Tabriz
Postal code
Phone
+98 41 1334 0540
Fax
Email
fateme.pourteymour@gmail.com
Web page address

Sharing plan

Deidentified Individual Participant Data Set (IPD)
empty
Study Protocol
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Statistical Analysis Plan
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Informed Consent Form
empty
Clinical Study Report
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Analytic Code
empty
Data Dictionary
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