A Prescription for atovaquone with proguanil

A child who weighs 55 pounds receives a prescription for atovaquone with proguanil (Malarone Pediatric) 125��50�� PO daily. A drug reference states that children 11 to 20�� should receive 1 pediatric tablet daily; 21 to 30�� should receive 2 pediatric tablets daily; 31 to 40�� should receive 3 pediatric tablets daily; and greater than 40�� should receive 1 adult tablet daily with food.

The drug is available as atovaquone 62.5�� proguanil 25�� pediatric tablets. How many tablets should the practical nurse administer?