Disappointing top-line data from two failed phase III studies of soticlestat for Dravet syndrome (DS) and Lennox-Gastaut syndrome (LGS) have crumpled the stock of co-developer Ovid Therapeutics Inc., which lost three-quarters of its value June 17.
The deaths of two cancer patients treated with the small molecule azenosertib has prompted the U.S. FDA to place a partial clinical hold on a phase I study and two phase II studies from Zentalis Pharmaceuticals Inc. The deaths are presumed by Zentalis to be from sepsis. Both patients who died were in the phase II Denali study of platinum-resistant ovarian cancer.
For the time being, Madrigal Pharmaceuticals Inc.’s Rezdiffra (resmetirom) stands alone as the only U.S. FDA approved treatment for treating nonalcoholic steatohepatitis (NASH). But new and positive data from multiple companies show Madrigal may soon have company.
Disappointing top-line data from two failed phase III studies of soticlestat for Dravet syndrome (DS) and Lennox-Gastaut syndrome (LGS) have crumpled the stock of co-developer Ovid Therapeutics Inc., which lost three-quarters of its value June 17.
Optimism on Wall Street proved wise and shares of Mirum Pharmaceuticals Inc. (NASDAQ:MIRM) rose accordingly to close June 17 at $33, up $7.08, or 27.3%, as the firm disclosed interim results from two phase IIb studies evaluating volixibat, an oral ileal bile acid transporter (IBAT) inhibitor, in patients with primary biliary cholangitis (PBC) and primary sclerosing cholangitis (PSC). The drug proved its mettle in both liver biliary tract-stenosing indications, with no new safety signals turning up, Foster City, Calif.-based Mirum said.
Aerovate Therapeutics Inc. is shutting down the ongoing phase III portion of its Impahct study of AV-101, an inhaled version of PDGFR inhibitor imatinib, after reporting top-line data from the phase IIb portion failed to meet primary and secondary endpoints in patients with pulmonary arterial hypertension (PAH). It was a major blow for the single-product company, sending shares (NASDAQ:AVTE) falling 93% to close June 17 at $1.65, down $22.97.
Criticisms over the U.S. FDA’s use of advisory committees led the agency to hold a June 13 public hearing during which FDA commissioner Bob Califf said the agency is working to improve the experience of special government employees who take part in these hearings.
Following a phase II/III failure, Stamford, Conn.-based Cara Therapeutics Inc. discontinued its only pipeline program, that of oral difelikefalin for moderate to severe pruritis in adults with notalgia paresthetica, placing the company’s future in question.
Urogen Pharma Ltd. shares (NASDAQ:URGN) closed June 13 at $17.50, up $4.78, or 37%, on word of an 82.3% 12-month duration of response data by Kaplan-Meier estimate from its phase III Envision study with UGN-102. The finding was made in in low-grade, intermediate-risk, non-muscle invasive bladder cancer patients who achieved complete response at three months after the first instillation of the drug for intravesical solution.
The good news for Sarepta Therapeutics Inc. is bad news for Pfizer Inc. as the phase III study of its mini-dystrophin gene therapy in Duchenne muscular dystrophy (DMD) has missed its primary endpoint. Now Sarepta’s Elevidys (delandistrogene moxeparvovec), a single-dose, adeno-associated virus-based gene transfer therapy for DMD, is barreling toward a June 21 PDUFA date with the U.S. FDA as the near competition shrinks in the rearview mirror.
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