Order: Ascorbic Acid 200 mg IM every day. Available: Ampule containing Ascorbic Acid 500 mg/2mL. How many mL's will be given? Include mL in answer

Calculation: Ordered Dose (D): 200 mg Available Concentration (H): 500 mg per 2 mL Calculate the Volume (mL) to Administer Using the Dose/Have method: Amount to Administer (mL) = (Ordered Dose (D) / Dose on Hand (H)) x Quantity (Q) The Quantity (Q) corresponding to the Dose on Hand (H) is 2 mL. Volume (mL) = (200 mg / 500 mg) x 2 mL = 0.4 x 2 mL = 0.8 mL