A Prospective, Multi-center Study to Evaluate the Efficacy and Safety of Vitamin D3 B.O.N. Intramuscular Injection in Adults With Vitamin D Deficiency

Inclusion Criteria: * Subjects with vitamin D deficiency Exclusion Criteria: * Subjects who experienced a hypersensitivity to the cholecalciferol * Subjects with renal impairment * Subjects with Hypercalcemia * Subjects with Hypercalciuria * Subjects with clinically doubted calcium stone * Subjects diagnosed with sarcoidosis * Subjected diagnosed with pseudo-hypoparathyroidism * Subjected with malignancy * Subjects with clinically significant cardiovascular or lung impairment Judged by the investigator * Subjects with the below laboratory abnormality (Platelet, WBC, Absolute neutrophil count, Albumin, AST or ALT) * Subjects who are to take vitamin D supplements during the study period