three members u.s. senate judiciary committee ahead plan hear late month say mylan nv appear greatly overcharge military lifesaving allergy treatment epipen ask pharmaceutical company plan reimburse department defense reimbursement demand come letter monday mylan chief executive heather bresch senate judiciary chairman charles grassley iowa republican committee members richard blumenthal connecticut amy klobuchar minnesota democrats alarm mylan may overcharge military life-saving drug senators write say mylan years may knowingly misclassified epipen generic product order avoid high rebate company would pay state federal medicaid program classify brand product medicaid rebate generic 13 percent compare minimum 23.1 percent brand medicine mylan spokeswoman nina devlin decline comment letter demand drug company come fire consumers politicians recent months raise u.s. list price pack two epipen injectors nearly six-fold 600 since 2008. lawmakers include grassley call investigations mylan price help put product spotlight amid large debate big drug price increase unite state pentagon spend epipen jump 57 million past year million 2008 increase drive volume hefty price hike big bite prescriptions fill retail pharmacies reuters report oct. 28 cite previously unreported data pentagon get government discount epipens dispense military treatment facilities mail order nearly half spend retail pharmacies recently pay average 509 epipen 528 epipen jr two-packs three time high discount rate accord data senate judiciary committee slat hold hear nov. 30 epipen price relate matter three u.s. senators ask mylan epipen military reimbursements