Diphenhydramine HCL is an antihistamine available in liquid form, part medication and part water. One formulation contains 16 mg of medication in 5 mL of liquid. An allergist orders 40-mg doses for a high school student. How many milliliters should be in each dose?

An order is received to infuse penicillin G 4,000,000 units in 100ml D5W q 12 h. The tubing drop factor is 10gtt/ml. The penicillin should be infused over 60 minutes. How many drops per minute should be given?

Q/A sample of Oriental ginseng contains 0.4 mg of active constituents in each 100 mg of powdered plant. How many grams of active constituents would be present in 15 mg of powdered plant? 5

A patient is in hypertensive crisis and is going to be receiving hydralazine IV. The order states: administer 5 mg hydralazine IV over 4 minutes. On hand is 20 mg/1 ml in normal saline. Give every 20 minutes until blood pressure is less than 140/90. How many milliliters of hydralazine would be administered?

The physician orders an IV solution to infuse at the rate of 60gtt/min. The infusion set is calibrated for a drop factor of 10gtt/mL. How much of the solution will infuse during 4 hour? Round your answer to the nearest mL.

Albuterol is a medication used for treating asthma. It comes in an inhaler that contains 17 mg of albuterol mixed with a liquid. One actuation (inhalation) from the mouthpiece delivrs a 90 microgram dose of albuterol. A. Dr. Olson orders 2 inhalations 4 times per day. How many micrograms of albuterol does the patient inhale per day? B. How many actuations/inhalations are contained in one inhaler? C.Delia is going away for 4 months and wants to take enough albuterol to last for that time. Her physician has prescribed 2 inhalations 4 times per day. How many inhalers will Delia need to take with her for the 4 month period? Assume 30-month days. Hint: Nobody wants to run out of medicine on a trip.

Which is more​ economical: purchasing the economy size of a detergent at 6kilograms for $6.15 or purchasing the regular size at 910 grams for 60¢​?

A vial of Decadron is labeled as 4mg/mL.  How much is needed to administer a 1 mg dose?

William receives a truck load of a chemical. The shipping information says the truck holds 26,000 liters of fluid. The tank he is to pump it into has a capacity of 5000 gallons. Will it all fit?

How many mg of Isoproterenol are in 0.25 mL of a 1:100 solution?