Clinical trial • Phase III • Immunology

Colecalciferol for Healthy volunteers

Phase III trial of Colecalciferol for Healthy volunteers. open-label. 150 participants.

Overview

Trial Therapeutic Area
Immunology
Trial Disease
Healthy volunteers
Trial Stage
Phase III
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
05-12-2024
First CTIS Authorization Date
05-03-2025

Trial design

open-label Phase III trial across 1 site in Czechia.

Open Label
Yes
Target Sample Size
150

Eligibility

Recruits 150 No vulnerable populations selected (isVulnerablePopulationSelected: false). Informed consent and data protection consent documents are listed in the trial documents (L1_Informed consent form V4-0_non redacted; L1_Data protection consent form V3-0_non redacted; L2_Patient diary_CZ V3-0_non redacted; L2_Patient card_CZ V1-0). No assent procedures are indicated (adult population only)..

Pregnancy Exclusion
6. Women who are pregnant, breastfeeding and planning a pregnancy at the time of the study
Vulnerable Population
No vulnerable populations selected (isVulnerablePopulationSelected: false). Informed consent and data protection consent documents are listed in the trial documents (L1_Informed consent form V4-0_non redacted; L1_Data protection consent form V3-0_non redacted; L2_Patient diary_CZ V3-0_non redacted; L2_Patient card_CZ V1-0). No assent procedures are indicated (adult population only).

Inclusion criteria

  • {"criterion_text":"- 1. Healthy individuals of any gender who agreed to participate without any excluding conditions\n- 2. Age 20 27 or 65 85 years\n- 3. Women of childbearing potential ( must use highly effective contraception for the duration of the study\n- 4. BMI 18,5 and <30\n- 5. White race\n- 6. Healthy individuals or individuals with stable chronic disease not listed in exclusion criteria"}

Exclusion criteria

  • {"criterion_text":"- 1. Recent vitamin D supplementation (in the past two months and during the study)\n- 2. Hypercalcemia\n- 3 Renal osteodystrophy with hypercalcemia\n- 4. Current therapy with thiazide diuretics\n- 5. Current therapy with corticosteroids\n- 6. Women who are pregnant, breastfeeding and planning a pregnancy at the time of the study\n- 7. Endocrine disease or any medical co ndition with presumed autoimmune background (rheumatoid diseases, etc)\n- 8. Vitamin D levels 1 00 nmol/L\n- 9 Malabsorption syndromes\n- 10 Any type or staging of malignancy\n- 11 Any condition limiting the life expectancy to less than 12 months\n- 12 C alcium levels over 2,75 mmol/l\n- 1 3 Phosphate levels over 1,5 mmol/l\n- 14. A llergy to cholecalciferol or any other component of Vigantol"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Primary end point is Serum 25 hydroxycholecalciferol.","definition_or_measurement_approach":"Measurement of serum 25-hydroxycholecalciferol concentration."}

Secondary endpoints

  • {"endpoint_text":"- Secondary end points are Serum 24,25-dihydroxycholecalciferol levels and Serum 3-epi-25-hydroxycholecalciferol levels.","definition_or_measurement_approach":"Measurement of serum 24,25-dihydroxycholecalciferol and serum 3-epi-25-hydroxycholecalciferol concentrations."}

Recruitment

Planned Sample Size
150
Recruitment Window Months
19
Consent Approach
Informed consent obtained from adult participants. Subject information and informed consent documents are provided (documents listed: L1_Informed consent form V4-0_non redacted; L1_Data protection consent form V3-0_non redacted; L2_Patient diary_CZ V3-0_non redacted; L2_Patient card_CZ V1-0). No assent process is indicated (trial enrols adults). Documents appear to be in Czech (filenames include _CZ).

Geography

Total Number Of Sites
1
Total Number Of Participants
150

Czechia

Earliest CTIS Part Ii Submission Date
05-12-2024
Latest Decision Or Authorization Date
05-03-2025
Processing Time Days
90
Number Of Sites
1
Number Of Participants
150

Sites

Site Name
Fakultni Nemocnice Plzen
Department Name
II. Internal Clinic
Contact Person Name
Otto Mayer
Contact Person Email
mayero@fnplzen.cz

Sponsor

Primary sponsor

Full Name
Fakultni Nemocnice Plzen
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Czechia

Investigational products

Investigational Product Name
Vigantol 0,5 mg/ml perorální kapky, roztok
Active Substance
Colecalciferol
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
Authorised (marketing authorisation number 86/1140/93-C, CZ)
Maximum Dose
4000 IU

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