| Outcome Measures: |
Primary: The change in serum phosphorus levels, The change in serum phosphorus levels at the end of treatment (Visit 10 or ET) as compared to baseline (before the first dose)., 12 Weeks | Secondary: Serum phosphorus levels, Serum phosphorus levels at the end of treatment;, 12 Weeks|The proportion of subjects whose serum phosphorus levels reached the target range., The proportion of subjects whose serum phosphorus levels reached the target range (3.5 to 5.5 mg/dL, 1.13 to 1.78 mmol/L) at the end of the treatment;, 12 Weeks|The response rate of serum phosphorus, The response rate of serum phosphorus at the end of treatment (defined as reduction of the serum phosphorus level exceeds 25% as compared to baseline);, 12 Weeks|The change in serum calcium (corrected) levels, The change in serum calcium (corrected) levels at the end of treatment as compared to baseline;, 12 Weeks|The change in the [Ca] × [P] product relative, The change in the \[Ca\] × \[P\] product relative at the end of treatment as compared to baseline;, 12 Weeks|The change in the level of intact-PTH levels, The change in the level of intact-PTH levels at the end of treatment as compared to baseline., 12 Weeks
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| Locations: |
Baotou Central Hospital, Baotou, China|The General Hospital of the People's Liberation Army (PLAGH), Beijing, China|The Second Hospital of Jilin University, Changchun, China|Daping Hospital, Chongqing, China|The First Affiliated Hospital of Dalian Medical University, Dalian, China|The Fifth Affiliated Hospital of Guangzhou Medical University, Guangzhou, China|The First Affiliated Hospital/School Of Clinical Medicine of Guangdong Pharmaceutical University, Guangzhou, China|Jilin Guowen Hospital, Jilin, China|Jiujiang University Affiliated Hospital, Jiujiang, China|Meihekou Central Hospital, Meihekou, China|Jiangxi Provincial People's Hospital, Nanchang, China|The First Affiliated Hospital of Nanchang University, Nanchang, China|BenQ Medical Center, Nanjing, China|JiangSu Province Hospital (The First Affiliated Hospital of Nanjing Medical University), Nanjing, China|The Second Affiliated Hospital of Nanjing Medical University, Nanjing, China|The Affiliated Hospital of Qingdao University, Qingdao, China|Changhai Hospital, Shanghai, China|Shengjing Hospital of China Medical University, Shenyang, China|Tonghua Central Hospital, Tonghua, China|Fifth Hospital in Wuhan, Wuhan, China|Renmin Hospital of Wuhan University, Wuhan, China|Zhongnan Hospital of Wuhan University, Wuhan, China|Henan Provincial People's Hospital, Zhengzhou, China|Affiliated Hospital of Zunyi Medical University, Zunyi, China
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