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Usual Daily Dose Requirement for the Treatment of Secondary Hyperparathyroidism and Duration of Toxicity of Vitamin D Analogs in Chronic Renal Failure
| Analog | Potency Relative to Vitamin D3 | Daily Dose, μg | Duration of Toxicity, d |
|---|---|---|---|
| Vitamin D3 | 1 | 750–10 000 | 17–30 |
| Dihydrotachysterol | 10 | 200–1000 | 17–30 |
| 25(OH)D3 | 50 | 50–200 | 15–30 |
| 1α(OH)D3 | 5000 | 0.5–2.0 | 5–15 |
| 1α,25(OH)2D3 | 5000 | 0.25–2.0 | 2–7 |
Data are from Ref. 310.
