Korsuva Regulatory Review Period

Federal Register notice: FDA has determined for patent extension purposes the regulatory review period for Cara Therapeutics’ Korsuva (difelikefalin acetate), indicated for treating moderate-to-severe pruritus associated with chronic kidney disease in adults undergoing hemodialysis. The regulatory review period is 4,625 days, of which 4,381 days occurred during the testing phase and 244 days during the approval phase. To view the notice, click here.

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