<p>Dosing in elderly and renal insufficiency: No dosage adjustment is necessary for the elderly or for patients with mild-to-moderate renal insufficiency (creatinine clearance 35 to 60 mL/min). Alendronic Acid + Vitamin D3 (Colecalciferol) is not recommended for patients with more severe renal insufficiency (creatinine clearance&lt;35 mL/min) due to lack of experience.</p>