A 65-year-old woman with osteoporosis has a T-score of -2.8 on DEXA scan. In addition to calcium and vitamin D, which pharmacologic therapy is first-line?
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A
Calcitonin nasal spray
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B
Teriparatide
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C
Oral bisphosphonate (alendronate or risedronate)
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D
Raloxifene