Geneva, Nov. 2 -- International Clinical Trials Registry received information related to the study (ChiCTR2600134834) titled 'Association of Vitamin D Receptor Gene Polymorphisms and Serum 25-Hydroxyvitamin D Levels with Acute Phase Response to Zoledronic Acid' on Oct. 21.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Xiangtan Central Hospital

Condition: Postmenopausal Osteoporosis, Zoledronic Acid-Related Acute Phase Response, and Vitamin D Deficiency

Intervention: experimental group 3:Before the first planned intravenous infusion of zoledronic acid (5 mg), give a single intramuscular injection of vitamin D2 600,000 IU. experimental group 1:Take vitamin D2 orally, 10,000 IU every 5 days, until serum 25O...