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Drug Calculation Formula. Dosage is the prescribed amount of drug in mg per kg of body weight. Weight is the patients weight expressed in kg or lb. Infusions like nitroglycerin are calculated as mcg min. Want is the amount of drug the patient needs in is the volume of your syringe got is the total amount of drug in your syringehow it works 5.
Drug dose calculations 1. The basic units of measure used in dosage calculations include the gram g gm g gm for weight liter l for volume and meter m m for linear measurement or length. Strength required stock strength stock volume volume dose required. It is very important that you input an accurate result. The formula should be written as. Nitroglycerin is available as 50 mg in 250 ml d5w.
X 0 5 ml.
Drug dosage calculations drug dosage calculations are required when the amount of medication ordered or desired is different from what is available on hand for the nurse to administer. Dosage is the prescribed amount of drug in mg per kg of body weight. You can usually find this number on the medicament box or on the prescription. Or another way this drug dosage formula can be expressed is. Available is heparin 10 000 units ml. How many ml will you need to administer to achieve a 5 000 unit dose.