Sage Therapeutics inventory plunges greater than 50% after FDA denies wider use of postpartum melancholy drug

On this photograph representation, the Sage Therapeutics emblem of a biopharmaceutical corporate observed on a smartphone and on a computer display screen.

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Stocks of Sage Therapeutics fell greater than 50% on Monday after the Meals and Drug Management licensed the biotech corporate’s oral drug zuranolone for postpartum melancholy, however no longer for primary depressive dysfunction, a larger possible marketplace.

Stocks of Biogen, which collectively evolved the remedy with Sage, had been up modestly.

The FDA’s approval past due Friday made zuranolone the primary oral remedy for postpartum melancholy, a not unusual complication that is affecting 1 in 8 ladies right through and after being pregnant and hinders their skill to serve as most often.

The 2 firms additionally implemented for approval of zuranolone for primary depressive dysfunction, often referred to as scientific melancholy. However the FDA stated they didn’t supply sufficient proof of the drug’s effectiveness in treating the situation, which impacts a miles higher inhabitants of sufferers.

Medical melancholy afflicts roughly 17.3 million American adults, or about 7% of the folk ages 18 and older, in a given yr.

Zuranolone had the possibility of $1 billion in height gross sales, when put next with $250 million to $500 million for postpartum melancholy, Jefferies analyst Michael Yee stated in a analysis observe Sunday.

He stated scientific melancholy “used to be in reality the massive upside driving force right here” for the corporations, whilst postpartum melancholy is “a lot smaller and might not be vastly winning.”

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Wells Fargo analyst Mohit Bansal additionally stated the scientific melancholy marketplace contributed to 85% of the company’s long run gross sales estimates for zuranolone. However “there is usually a silver lining because the pricing energy is also upper” in postpartum melancholy, he wrote in a Sunday analysis observe. 

Sage and Biogen have no longer disclosed zuranolone’s value for postpartum melancholy remedy.

The FDA stated further research may well be required to give a boost to the drug’s popularity of scientific melancholy. 

However Yee famous that Biogen is not going to “briefly transfer ahead on every other late-stage find out about” at the drug for scientific melancholy because the corporate is that specialize in saving prices and lately introduced layoffs.