Cambridge, Mass.-based Biogen received a subpoena on Dec. 5 from federal investigators requesting information on the price of its multiple sclerosis drugs, reports Boston Business Journal.
Biogen on Thursday shared news of the subpoena in its annual federal filing. The subpoena seeks information on federal price reporting, rebate payments and Biogen's co-pay assistance programs for the treatments Tecfidera, Avonex, Tysabri and Plegridy," according to the report.
The drugmaker increased the U.S. list prices of Tecfidera, Avonex and Plegridy by 8 percent and Tysabri by 3.5 percent. The price hikes went into effect Jan. 1.
The drugnaker said it was cooperating with the investigation, but offered no further details, reports Boston Business Journal.
In December, the company faced backlash after announcing a higher-than-expected price for its new spinal muscular atrophy treatment Spinraza, according to the report.
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