Otsuka Pharmaceutical Co. Ltd. reported another clinical study win with once-daily centanafadine, a non-stimulant compound targeting attention deficit hyperactivity disorder (ADHD). Top-line results of a dedicated phase IIIb study in patients with ADHD and comorbid anxiety found that centanafadine met the primary endpoint, defined as score improvements on the Adult Investigator Symptom Rating Scale, compared with placebo at week 8.

Otsuka Pharmaceutical Co. Ltd. reported another clinical study win with once-daily centanafadine, a non-stimulant compound targeting attention deficit hyperactivity disorder (ADHD). Top-line results of a dedicated phase IIIb study in patients with ADHD and comorbid anxiety found that centanafadine met the primary endpoint, defined as score improvements on the Adult Investigator Symptom Rating Scale, compared with placebo at week 8.

The eighth version of the Prescription Drug User Fee Act (PDUFA) is up for renewal next year, but the bulk of the negotiations between the drug development industry and the U.S. FDA is largely complete. At the BIO International Convention, representatives from the industry and trade organization provided an overview of what was agreed upon during the 127 negotiating sessions that were needed to arrive at the commitment letter, which will be sent to Congress later in 2026.

The U.S. FDA approved Shionogi & Co. Ltd.’s Xocova (ensitrelvir) as the first oral post-exposure prophylactic option in the U.S. to prevent COVID-19, with the decision coming ahead of a PDUFA target date of June 16.

The U.S. FDA has accepted and granted priority review to Daiichi Sankyo Co. Ltd. and Merck & Co. Inc.’s BLA of ifinatamab deruxtecan, a B7-H3-directed antibody-drug conjugate (ADC) to treat patients with advanced extensive-stage small-cell lung cancer.

The U.S. FDA has accepted and granted priority review to Daiichi Sankyo Co. Ltd. and Merck & Co. Inc.’s BLA of ifinatamab deruxtecan, a B7-H3-directed antibody-drug conjugate (ADC) to treat patients with advanced extensive-stage small-cell lung cancer.

Chiesi Group’s idebenone faced a regulatory setback last month after the U.S. FDA issued a complete response letter (CRL) to the company’s NDA for Leber hereditary optic neuropathy (LHON), a rare inherited disorder that causes sudden vision loss.But a chance missed for Chiesi may be an opportunity for gene therapies, including Gensight Biologics SA’s lenadogene nolparvovec (Lumevoq; GS-010).

While inflation in the U.S. is hovering below 3%, increases in some FDA user fees for fiscal 2026 are tripling that rate. PDUFA fees for branded prescription drugs and biological products will see a 9% hike come Oct. 1, and the increase in MDUFA fees will more than double the inflation rate with a 7% hike across the board.

In a 10-1 vote, the U.S. FDA’s Psychopharmacologic Drugs Advisory Committee said Otsuka Pharmaceutical Co. Ltd.’s studies of its combination post-traumatic stress disorder (PTSD) treatment did not show enough efficacy. Had the adcom felt otherwise, the path may have been smoother for a new treatment in an indication that hasn’t seen regulatory advancement in decades. The committee’s conclusion, however, is not binding on the FDA, which will make its own decision whether to approve.

In a 10-1 vote, the U.S. FDA’s Psychopharmacologic Drugs Advisory Committee said Otsuka Pharmaceutical Co. Ltd.’s studies of its combination post-traumatic stress disorder (PTSD) treatment did not show enough efficacy. Had the adcom felt otherwise, the path may have been smoother for a new treatment in an indication that hasn’t seen regulatory advancement in decades. The committee’s conclusion, however, is not binding on the FDA, which will make its own decision whether to approve.