<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE trials [
<!ELEMENT trials (trial+)>

<!ELEMENT trial (main,contacts,countries,criteria,health_condition_code,health_condition_keyword,intervention_code,
          intervention_keyword,primary_outcome,secondary_outcome,secondary_sponsor,secondary_ids,source_support,ethics_reviews)>

<!ELEMENT main (trial_id,utrn?,reg_name,date_registration,primary_sponsor,public_title,acronym?,scientific_title,scientific_acronym?,
          date_enrolment,type_enrolment,target_size,recruitment_status,url?,study_type,study_design,phase,hc_freetext?,i_freetext?,results_actual_enrolment,results_date_completed,results_url_link,results_summary,           results_date_posted,results_date_first_publication,results_baseline_char,results_participant_flow,results_adverse_events,results_outcome_measures,results_url_protocol,results_IPD_plan, results_IPD_description)>
<!ELEMENT trial_id (#PCDATA)>
<!ELEMENT utrn (#PCDATA)>
<!ELEMENT reg_name (#PCDATA)>
<!ELEMENT date_registration (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT primary_sponsor (#PCDATA)>
<!ELEMENT public_title (#PCDATA)>
<!ELEMENT acronym (#PCDATA)>
<!ELEMENT scientific_title (#PCDATA)>
<!ELEMENT scientific_acronym (#PCDATA)>
<!ELEMENT date_enrolment (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT type_enrolment (#PCDATA)>
<!ELEMENT target_size (#PCDATA)>
<!ELEMENT recruitment_status (#PCDATA)><!-- Pending,Recruiting,Suspended,Complete,Other -->
<!ELEMENT url (#PCDATA)>
<!ELEMENT study_type (#PCDATA)><!-- interventional,observational -->
<!ELEMENT study_design (#PCDATA)>
<!ELEMENT phase (#PCDATA)>
<!ELEMENT hc_freetext (#PCDATA)>
<!ELEMENT i_freetext (#PCDATA)>
<!ELEMENT results_actual_enrolment (#PCDATA)>
<!ELEMENT results_date_completed (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT results_url_link (#PCDATA)>
<!ELEMENT results_summary (#PCDATA)>
<!ELEMENT results_date_posted (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT results_date_first_publication (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT results_baseline_char (#PCDATA)>
<!ELEMENT results_participant_flow (#PCDATA)>
<!ELEMENT results_adverse_events (#PCDATA)>
<!ELEMENT results_outcome_measures (#PCDATA)>
<!ELEMENT results_url_protocol (#PCDATA)>
<!ELEMENT results_IPD_plan (#PCDATA)>
<!ELEMENT results_IPD_description (#PCDATA)>


<!ELEMENT contacts (contact+)>
<!ELEMENT contact (type,firstname,middlename,lastname,address,city,country1,zip,telephone,email,affiliation)>
<!ELEMENT type (#PCDATA)><!-- Public,Scientific -->
<!ELEMENT firstname (#PCDATA)>
<!ELEMENT middlename (#PCDATA)>
<!ELEMENT lastname (#PCDATA)>
<!ELEMENT address (#PCDATA)>
<!ELEMENT city (#PCDATA)>
<!ELEMENT country1 (#PCDATA)>
<!ELEMENT zip (#PCDATA)>
<!ELEMENT telephone (#PCDATA)>
<!ELEMENT email (#PCDATA)>
<!ELEMENT affiliation (#PCDATA)>

<!ELEMENT countries (country2+)>
<!ELEMENT country2 (#PCDATA)>

<!ELEMENT criteria (inclusion_criteria,agemin,agemax,gender,exclusion_criteria)>
<!ELEMENT inclusion_criteria (#PCDATA)>
<!ELEMENT agemin (#PCDATA)>
<!ELEMENT agemax (#PCDATA)>
<!ELEMENT gender (#PCDATA)>
<!ELEMENT exclusion_criteria (#PCDATA)>

<!ELEMENT health_condition_code (hc_code+)>
<!ELEMENT hc_code (#PCDATA)>

<!ELEMENT health_condition_keyword (hc_keyword+)>
<!ELEMENT hc_keyword (#PCDATA)>

<!ELEMENT intervention_code (i_code+)>
<!ELEMENT i_code (#PCDATA)>

<!ELEMENT intervention_keyword (i_keyword+)>
<!ELEMENT i_keyword (#PCDATA)>

<!ELEMENT primary_outcome (prim_outcome+)>
<!ELEMENT prim_outcome (#PCDATA)>

<!ELEMENT secondary_outcome (sec_outcome+)>
<!ELEMENT sec_outcome (#PCDATA)>

<!ELEMENT secondary_sponsor (sponsor_name+)>
<!ELEMENT sponsor_name (#PCDATA)>

<!ELEMENT secondary_ids (secondary_id+)>
<!ELEMENT secondary_id (sec_id,issuing_authority)>
<!ELEMENT sec_id (#PCDATA)>
<!ELEMENT issuing_authority (#PCDATA)>

<!ELEMENT source_support (source_name+)>
<!ELEMENT source_name (#PCDATA)>

<!ELEMENT ethics_reviews (ethics_review+)>
<!ELEMENT ethics_review (status,approval_date,contact_name,contact_address,contact_phone,contact_email)>
<!ELEMENT status (#PCDATA)><!-- Not approved,Approved,NA -->
<!ELEMENT approval_date (#PCDATA)><!-- dd/mm/yyyy -->
<!ELEMENT contact_name (#PCDATA)>
<!ELEMENT contact_address (#PCDATA)>
<!ELEMENT contact_phone (#PCDATA)>
<!ELEMENT contact_email (#PCDATA)>
]>
<trials>
  <trial>
    <main>
      <trial_id>IRCT20130311012782N56</trial_id>
      <utrn></utrn>
      <reg_name>IRCT</reg_name>
      <date_registration>2021-07-12</date_registration>
      <primary_sponsor>Yazd University of Medical Sciences</primary_sponsor>
      <public_title>The effect of adding vitamin C tablets to the treatment regimen of patients with major depressive disorder</public_title>
      <acronym></acronym>
      <scientific_title>The effect of adding oral vitamin C to standard treatment of major depressive disorder</scientific_title>
      <scientific_acronym></scientific_acronym>
      <date_enrolment>2021-08-23</date_enrolment>
      <type_enrolment>anticipated</type_enrolment>
      <target_size>90</target_size>
      <recruitment_status>Complete</recruitment_status>
      <url>https://irct.ir/trial/56415</url>
      <study_type>interventional</study_type>
      <study_design>Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: Patients are distributed in two groups by simple random allocation method. To do this, the letter A is written on 45 cards and the letter B is written on 45 cards, and all the cards are placed in a box and mixed well. Patients take a card out of the box when they visit and the patient is assigned to the intervention or control group according to what is written on the card, Blinding description: The study is done in two blinds. Patients and the person evaluating the outcome of treatment are unaware of the type of medication used by patients. Drugs are prepared in similar packages and coded by the project manager and are provided to patients for consumption.</study_design>
      <phase>3</phase>
      <hc_freetext>Major Depressive Disorder.</hc_freetext>
      <i_freetext>Intervention 1: Intervention group: Daily administration of 500 mg of vitamin C tablets twice a day, in addition to routine treatment of major depressive disorder for two months. Intervention 2: Control group: Prescribe a placebo similar to 500 mg vitamin C tablets twice a day for two months.</i_freetext>
      <results_actual_enrolment></results_actual_enrolment>
      <results_date_completed></results_date_completed>
      <results_url_link></results_url_link>
      <results_summary></results_summary>
      <results_date_posted></results_date_posted>
      <results_date_first_publication></results_date_first_publication>
      <results_baseline_char></results_baseline_char>
      <results_participant_flow></results_participant_flow>
      <results_adverse_events></results_adverse_events>
      <results_outcome_measures></results_outcome_measures>
      <results_url_protocol></results_url_protocol>
      <results_IPD_plan>No - There is not a plan to make this available</results_IPD_plan>
      <results_IPD_description>Justification or reason for not sharing IPD is The project belongs to a government organization and it is not possible to share it.</results_IPD_description>
    </main>
    <contacts>
      <contact>
        <type>public</type>
        <firstname>Mohamad Nadi Sakhvidi</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Shohadaye gomnam street</address>
        <city>Yazd</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>8434193474</zip>
        <telephone>+98 31 3669 2174</telephone>
        <email>nadi.sakhvidi@ssu.ac.ir</email>
        <affiliation>Yazd University of Medical Sciences</affiliation>
      </contact>
      <contact>
        <type>scientific</type>
        <firstname>Reza Bidaki</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Shohadaye Gomnam street</address>
        <city>Yazd</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>8434193474</zip>
        <telephone>+98 31 3669 2174</telephone>
        <email>r_bidaki@med.ssu.ac.ir</email>
        <affiliation>Yazd University of Medical Sciences</affiliation>
      </contact>
    </contacts>
    <countries>
      <country2>Iran (Islamic Republic of)</country2>
    </countries>
    <criteria>
      <inclusion_criteria>Having major depressive disorder
Patient consent to participate in the study
Minimum literacy
Has a high level of consciousness
Has suitable conditions for completing the questionnaire</inclusion_criteria>
      <agemin>no limit</agemin>
      <agemax>no limit</agemax>
      <gender>Both</gender>
      <exclusion_criteria>Drug addiction
Underlying diseases such as diabetes, cardiovascular, lung, cancer
Major changes in diet in recent months
Verbal and auditory problems in which they are unable to communicate
Antioxidant use one month before enrollment,</exclusion_criteria>
    </criteria>
    <health_condition_code>
      <hc_code>F32</hc_code>
    </health_condition_code>
    <health_condition_keyword>
      <hc_keyword>Major depressive disorder, single episode</hc_keyword>
    </health_condition_keyword>
    <intervention_code>
      <i_code>Treatment - Drugs</i_code>
      <i_code>Treatment - Drugs</i_code>
    </intervention_code>
    <intervention_keyword>
      <i_keyword>Intervention group: Daily administration of 500 mg of vitamin C tablets twice a day, in addition to routine treatment of major depressive disorder for two months.</i_keyword>
      <i_keyword>Control group: Prescribe a placebo similar to 500 mg vitamin C tablets twice a day for two months</i_keyword>
    </intervention_keyword>
    <primary_outcome>
      <prim_outcome>Intensity of Major Depressive Disorder. Timepoint: Before the intervention, one month and two months after the start of the intervention. Method of measurement: Using the Hamilton Questionnaire.</prim_outcome>
    </primary_outcome>
    <secondary_outcome>
      <sec_outcome></sec_outcome>
    </secondary_outcome>
    <secondary_sponsor>
      <sponsor_name></sponsor_name>
    </secondary_sponsor>
    <secondary_ids>
      <secondary_id>
        <sec_id></sec_id>
        <issuing_authority></issuing_authority>
      </secondary_id>
    </secondary_ids>
    <source_support>
      <source_name>Yazd University of Medical Sciences</source_name>
    </source_support>
    <ethics_reviews>
      <ethics_review>
        <status>Approved</status>
        <approval_date>2021-02-09</approval_date>
        <contact_name>Ethics committee of Shahid Sadughi University of Medical Sciences</contact_name>
        <contact_address>Shohadaye Gomnam street Isfahan Isfehan Iran (Islamic Republic of)</contact_address>
        <contact_phone></contact_phone>
        <contact_email></contact_email>
      </ethics_review>
    </ethics_reviews>
  </trial>
</trials>
