• FILE- In this June 20, 2016, file photo, Sen. Joe Manchin, D-W.Va., talks with reporters on Capitol Hill in Washington. Manchin remained mum Wednesday as a pharmaceutical company run by his daughter faced mounting criticism for hiking prices on life-saving allergy injection pens. (AP Photo/Alex Brandon, File)

    FILE- In this June 20, 2016, file photo, Sen. Joe Manchin, D-W.Va., talks with reporters on Capitol Hill in Washington. Manchin remained mum Wednesday as a pharmaceutical company run by his daughter faced mounting criticism for hiking prices on life-... saving allergy injection pens. (AP Photo/Alex Brandon, File) (The Associated Press)

  • FILE - In this April 8, 2008, file photo, Mylan Pharmaceuticals CEO Heather Bresch poses for a photo in her office in Canonsburg, Pa. Bresch, is CEO of Mylan, the manufacturer of EpiPens. A two-dose package, costing around $94 nine years ago, rose more than 600 percent to an average cost of $608 in May, according to the Elsevier Clinical Solutions' Gold Standard Drug Database. (AP Photo/Dale Sparks, File)

    FILE - In this April 8, 2008, file photo, Mylan Pharmaceuticals CEO Heather Bresch poses for a photo in her office in Canonsburg, Pa. Bresch, is CEO of Mylan, the manufacturer of EpiPens. A two-dose package, costing around $94 nine years ago, rose ... more than 600 percent to an average cost of $608 in May, according to the Elsevier Clinical Solutions' Gold Standard Drug Database. (AP Photo/Dale Sparks, File) (The Associated Press)

  • FILE- In this June 20, 2016, file photo, Sen. Joe Manchin, D-W.Va., talks with reporters on Capitol Hill in Washington. Manchin remained mum Wednesday as a pharmaceutical company run by his daughter faced mounting criticism for hiking prices on life-saving allergy injection pens. (AP Photo/Alex Brandon, File)

    FILE- In this June 20, 2016, file photo, Sen. Joe Manchin, D-W.Va., talks with reporters on Capitol Hill in Washington. Manchin remained mum Wednesday as a pharmaceutical company run by his daughter faced mounting criticism for hiking prices on life-... saving allergy injection pens. (AP Photo/Alex Brandon, File) (The Associated Press)

Sen. Manchin mum on EpiPen hikes by daughter's drug company

Markets Associated Press

As a pharmaceutical company run by U.S. Sen. Joe Manchin's daughter faces scrutiny for hiking prices on life-saving allergy injection pens, Manchin is remaining mum.

Continue Reading Below

The Democratic West Virginia senator's daughter, Heather Bresch, is CEO of Mylan, which manufactures EpiPens.

A two-dose package cost around $94 nine years ago. The cost averaged more than six times that in May.

Manchin spokesman Jonathan Kott said Wednesday the senator had no comment.

Several senators are demanding more information and requesting congressional hearings and investigations.

Sens. Amy Klobuchar of Minnesota and Richard Blumenthal of Connecticut want the Federal Trade Commission to investigate Mylan for possible antitrust violations.

Continue Reading Below

Hillary Clinton, whom Manchin has endorsed for president, called the increase "outrageous."

A Mylan statement Tuesday cited health insurance changes with higher deductible costs for many.