<?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>IRCT20230728058947N1</trial_id>
      <utrn></utrn>
      <reg_name>IRCT</reg_name>
      <date_registration>2023-08-09</date_registration>
      <primary_sponsor>Shahid Beheshti University of Medical Sciences</primary_sponsor>
      <public_title>Investigating the effect of arginine mouthwash on salivary pH</public_title>
      <acronym></acronym>
      <scientific_title>Investigating the amount of salivary pH changes following the use of arginine mouthwash: a randomized clinical trial</scientific_title>
      <scientific_acronym></scientific_acronym>
      <date_enrolment>2023-08-01</date_enrolment>
      <type_enrolment>anticipated</type_enrolment>
      <target_size>12</target_size>
      <recruitment_status>Complete</recruitment_status>
      <url>https://irct.ir/trial/71653</url>
      <study_type>interventional</study_type>
      <study_design>Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention, Randomization description: A sealed envelope was used for randomization, Blinding description: The participants, the personnel responsible for providing mouthwash to the participants, the saliva sample collector, and the statistics expert were unaware of the percentage of mouthwash on the day of the experiment, and the groups of mouthwash named A and B were provided to them.</study_design>
      <phase>2</phase>
      <hc_freetext>saliva pH.</hc_freetext>
      <i_freetext>Intervention 1: Intervention group: 1% arginine mouthwash. Intervention 2: Intervention group: 0.5% arginine mouthwash.</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>Undecided - It is not yet known if there will be a plan to make this available</results_IPD_plan>
      <results_IPD_description>Justification or reason for indecision in sharing IPD is There is no need to disclose the demographic information of participating patients other than their age and gender. Only the pH values ​​of their saliva will be published.</results_IPD_description>
    </main>
    <contacts>
      <contact>
        <type>public</type>
        <firstname>Mehrnaz Mahmoodabadi</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Building No. 2, Second Floor,Shahid Shahriari Square, Student Blvd., Shahid Arabi Street, Shahid Beheshti University of Medical Sciences Tehran, Iran.</address>
        <city>Tehran</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>19395-4631</zip>
        <telephone>+98 21 2243 9872</telephone>
        <email>Mahmoodabadimehrnaz@gmail.com</email>
        <affiliation>Shahid Beheshti University of Medical Sciences</affiliation>
      </contact>
      <contact>
        <type>scientific</type>
        <firstname>Mehrnaz Mahmoodabadi</firstname>
        <middlename></middlename>
        <lastname></lastname>
        <address>Building No. 2, Second Floor,Shahid Shahriari Square, Student Blvd., Shahid Arabi Street, Shahid Beheshti University of Medical Sciences Tehran, Iran.</address>
        <city>Tehran</city>
        <country1>Iran (Islamic Republic of)</country1>
        <zip>19395-4631</zip>
        <telephone>+98 21 2243 9872</telephone>
        <email>mahmoodabadimehrnaz@gmail.com</email>
        <affiliation>Shahid Beheshti University of Medical Sciences</affiliation>
      </contact>
    </contacts>
    <countries>
      <country2>Iran (Islamic Republic of)</country2>
    </countries>
    <criteria>
      <inclusion_criteria>Healthy children aged 6 to 12 without systemic disease
Children with intact teeth, that are free from caries and enamel lesions and periodontal disease
Children who have not taken any antibiotics in the last 4 weeks</inclusion_criteria>
      <agemin>6 years</agemin>
      <agemax>12 years</agemax>
      <gender>Both</gender>
      <exclusion_criteria>Children with systemic diseases
Children with decayed teeth or structural problems in the enamel
Children who have taken antibiotics in the last four weeks</exclusion_criteria>
    </criteria>
    <health_condition_code>
      <hc_code></hc_code>
    </health_condition_code>
    <health_condition_keyword>
      <hc_keyword></hc_keyword>
    </health_condition_keyword>
    <intervention_code>
      <i_code>Prevention</i_code>
      <i_code>Prevention</i_code>
    </intervention_code>
    <intervention_keyword>
      <i_keyword>Intervention group: 1% arginine mouthwash</i_keyword>
      <i_keyword>Intervention group: 0.5% arginine mouthwash</i_keyword>
    </intervention_keyword>
    <primary_outcome>
      <prim_outcome>Saliva pH. Timepoint: Before using mouthwash, 5, 10, 15 and 20 minutes after using mouthwash. Method of measurement: Using digital pH meter.</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>Shahid Beheshti University of Medical Sciences</source_name>
    </source_support>
    <ethics_reviews>
      <ethics_review>
        <status>Approved</status>
        <approval_date>2022-12-10</approval_date>
        <contact_name>Ethics Committee in Medical Research, Faculty of Dentistry, Shahid Beheshti University of Medical Sc</contact_name>
        <contact_address>Building No. 2, Second Floor,Shahid Shahriari Square, Student Blvd., Shahid Arabi Street, Shahid Beheshti University of Medical Sciences Tehran, Iran. Tehran Tehran Iran (Islamic Republic of)</contact_address>
        <contact_phone></contact_phone>
        <contact_email></contact_email>
      </ethics_review>
    </ethics_reviews>
  </trial>
</trials>
