Standardized diagnosis and treatment in vitamin D deficiency

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR1800018283

Enrollment

Unknown

Registered

2018-09-08

Start date

2018-09-01

Completion date

Unknown

Last updated

2018-09-10

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

Conditions

Vitamin D deficiency

Interventions

Group 1:Fixed Load Dose + Maintenance Dose (Vitamin D 35 000 IU / week, 8 consecutive weeks, then 2000 IU / day maintenance)

Group 2:Vitamin D3 60000IU/month

Group 3:Vitamin D3 300000 IU/month

Eligibility

Sex/Gender

All

Age

18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Age=18 years 2. 25OHD <50nmol/L

Exclusion criteria

Exclusion criteria: 1. Hypercalcemia 2. Urinary calculi 3. Taking vitamin D or anti-osteoporosis treatment 4. Pregnant and lactating women 5. Renal damage(serum creatinine=132umol/L in males,=123umol/L in femalesor urine protein >2g daily) 6. Hepatic disease(ALT> 2 upper normal limit) 7. Taking glucocorticoid in past eight weeks(continuous treatment >7 days) 8. Cancer 9. Subjects with hemorrhage =500ml in 2 weeks or with blood transfusion in 8weeks 10. Can not comply with requirement

Design outcomes

Primary

Measure	Time frame
Serum 25-hydroxyvitamin D;	—

Countries

China

Contacts

Public ContactFuzai Yin

The First Hospital of Qinhuangdao

yinfuzai62@163.com13633355511

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026