Makena Withdrawal Dilemma: Advisory Cmte. Split Offers No Clear Direction For US FDA
Nine of 16 advisory committee members favored withdrawal of AMAG’s preterm birth drug because substantial evidence of efficacy is lacking and clinical benefit has not been confirmed; seven panelists favored keeping the drug on the market but requiring a new trial.
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Correvio’s anti-arrhythmic vernakalant is returning to an advisory committee a dozen years after its first review, continuing a recent pattern of return visits for applications – and 12 years isn’t even close to the longest long back for US FDA panel in 2019.
Clinicians and patients would look for 17P wherever they could find it if AMAG’s FDA-approved formulation of the preterm birth drug comes off the market, panelists said; Cowen analysts believe the potential for safety concerns posed by compounded formulations will save Makena from the regulatory chopping block.
CEO William Heiden reaffirms commitment to preterm birth drug and suggests AMAG would seek a hearing under the accelerated approval regulations if the US FDA were to request withdrawal; another placebo-controlled confirmatory trial may be possible in European and South American countries, company says.