A client receiving Bacille Calmette-Guerin (BCG) intravesica…

A client receiving Bacille Calmette-Guerin (BCG) intravesical therapy for bladder cancer reports feeling nausea.  The nurse has an order to administer promethazine 12.5 mg IM PRN nausea.  The medication is supplied in an ampule of 50 mg/mL.  How many milliliters should the nurse administer to the client? Record your answer as a number only, rounded to the nearest hundredth. Example:  1.11