Effect of nutritional vitamin D supplements in hemodialysis patients

Effect of nutritional vitamin D supplements in hemodialysis patients - Nutritional vitamin D supplementation in hemodialysis patients

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020409

Enrollment

Registered

2015-12-31

Start date

2015-08-10

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

CKD-5D

Interventions

Ingestion of ergocalciferol (vitamin D2, which comes from plant sources), 400 IU daily for 6 months of the first half, and continue to take it at the same dose for 6 months of the latter half. Ingesti

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. hemodialysis patients 2. Subjects who agree to participate in the current study with a written informed consent

Exclusion criteria

Exclusion criteria: 1. Subjects who are at risk of having allergic reactions to drugs or supplements 2. Subjects who regularly take nutritional vitamin D

Design outcomes

Primary

Measure	Time frame
Serum 25(OH)D and 1,25(OH)2D levels at 6 and 12 months after the beginning of supplementation of nutritional vitamin D.	—

Secondary

Measure	Time frame
Serum calcium, phosphorus, albumin, and intact parathyroid hormone levels, CRP(C-reactive protein) levels, Serum fibroblast growth factor 23 (FGF 23)levels, hemoglobin (Hb) levels, changes in blood pressure, medication use (erythrocyte-stimulating agents, activated vitamin D)	—

Countries

Japan

Contacts

Public ContactMasanori Okamoto

Saiseikai Wakayama Hospital Kidney Center

mokamoto@wakayama-med.ac.jp073-424-5185

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026