NCT03799406 is a Phase 2 clinical trial of Cholecalciferol in Bronchiolitis, sponsored by Mansoura University.

Who is sponsoring NCT03799406?

NCT03799406 is sponsored by Mansoura University.

What drugs are being tested in NCT03799406?

Interventions in NCT03799406: Cholecalciferol, Placebo.

What condition does NCT03799406 study?

NCT03799406 studies Bronchiolitis.

Is NCT03799406 still recruiting?

NCT03799406 is currently completed. Last updated 11 January 2019.

Last reviewed 2019-01-11 · How we verify

NCT03799406

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Vitamin D Supplementation for Acute Bronchiolitis

Completed Phase 2 Last updated 11 January 2019

What this trial tests

Phase 2 trial testing Cholecalciferol in Bronchiolitis in 60 participants. Completed in 1 December 2018.

Timeline

1 October 2016

Primary endpoint
1 March 2017

1 December 2018

Quick facts

Lead sponsor	Mansoura University
Phase	Phase 2
Status	Completed
Study type	INTERVENTIONAL
Allocation	randomized
Design	parallel
Masking	quadruple
Primary purpose	treatment
Enrollment	60
Start date	1 October 2016
Primary completion	1 March 2017
Estimated completion	1 December 2018
Sites	1 location across Egypt

Drugs / interventions tested

Cholecalciferol (cholecalciferol) — full drug profile →
Placebo

Conditions studied

Bronchiolitis — all drugs for Bronchiolitis →

Sponsor

Mansoura University

Who can join

Adults 1 Month to 24 Months, any sex, with Bronchiolitis. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

This study was conducted to evaluate the effect of oral vitamin D supplementation on the clinical course of acute bronchiolitis, and to investigate whether vitamin D deficiency among infants who required hospital-based care for bronchiolitis is associated with the severity of the acute episode.

Publications & conference data

2 peer-reviewed publications reference this trial (live from Europe PMC):

Role of Vitamin D in Preventing and Treating Selected Extraskeletal Diseases-An Umbrella Review.
Maretzke F, Bechthold A, Egert S, Ernst JB, et al · · 2020 · cited 68× · PMID 32244496 · DOI 10.3390/nu12040969
Effects of oral vitamin D supplementation on linear growth and other health outcomes among children under five years of age.
Huey SL, Acharya N, Silver A, Sheni R, et al · · 2020 · cited 30× · PMID 33305842 · DOI 10.1002/14651858.cd012875.pub2

Verify or expand the search:

Other trials of Cholecalciferol

Trials testing the same drug.

NCT06847373 — Efficacy and Safety of Vitamin D Supplementation in Pediatric Patients with Obesity · NA · recruiting
NCT06447441 — Clinical Outcomes Of Mega-dosage Supplementations Of Cholecalciferol In Critically Ill Patients With Sepsis · NA · not yet recruiting
NCT06301178 — Effect of Vitamin D Injection on Hypertrophic Scars and Keloids · Phase 1, PHASE2 · completed
NCT06053281 — The Role of Vitamin D in Neuroinflammatory on Drug Resistant Epilepsy · EARLY_PHASE1 · unknown
NCT05860270 — Oral Vitamin D Supplementation Prevent Peritoneal Dialysis-related Peritonitis · Phase 4 · recruiting

Other recruiting trials for Bronchiolitis

Currently open trials in the same condition.

NCT07251972 — Comparison of Two Methods of Immunoprophylaxis Against RSV in Term Newborns · active not recruiting
NCT06862895 — Effect of Chest Physiotherapy on Clinical Outcome of Infants With Bronchiolitis · NA · recruiting
NCT06842238 — Descriptive Study of the Initial Management of Young Children With Moderate Acute BRONCHiotitis With Home Hospitalisatio · recruiting
NCT06425107 — Point-of-Care Lung Ultrasound for Prognosis in Critically Ill Infants With Acute Lower Respiratory Tract Infection · recruiting
NCT06108648 — Efficacy of Lavender Essential Oil Chest Wraps in Infants With Bronchiolitis · Phase 4 · recruiting

Other Mansoura University trials

Trials by the same sponsor.

NCT05785377 — Neostigmine as an Adjuvant in Tranversus Abdominis Plane (TAP) Block in Cesarean Section Under Spinal Anesthesia · NA · not yet recruiting
NCT07509567 — Conventional Palatal Crib Versus Bonded Spurs for Anterior Open Bite Treatment · NA · not yet recruiting
NCT07393178 — Efficacy & Safety of High Power vs. Low Power Holmium Laser in Mini-PCNL for Large Renal Stones · NA · not yet recruiting
NCT07436182 — Mitochondrial Redox Modulation in Newly Diagnosed Type 2 Diabetes: A Randomized Controlled Trial Comparing Imeglimin vs. · Phase 4 · not yet recruiting
NCT07534943 — Effectiveness of Oleanolic Acid as Intracanal Medicament on Infectious/Inflammatory Contents in Teeth With Apical Period · NA · active not recruiting

Verify against primary sources

ClinicalTrials.gov — authoritative US registry record
WHO ICTRP — international registry index
EU Clinical Trials Register
Sponsor press releases (Google)

Data sources for this page

Trial protocol + status: ClinicalTrials.gov NCT03799406 (US National Library of Medicine, public domain)
Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Mansoura University
Last refreshed: 11 January 2019

Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03799406.

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing