U.S. FDA drug approvals totaled 19 in March 2026, matching February and showing a solid level of regulatory activity, though slightly below the 22 approvals recorded in March 2025 and under the spike of 30 seen in March 2024.

Timothy Leary is dead, but he could be on the outside looking in with a smile on his face as U.S. President Donald Trump’s latest executive order (EO) fuels a surge in investment in companies researching and developing psychedelic drugs to treat mental health issues. The EO, Accelerating medical treatments for serious mental illness, is intended to address the increasing burden of suicide and serious mental illness, which impacts more than 14 million Americans.

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.

Naturecell Co. Ltd.’s U.S. subsidiary, Naturecell America, has received IND clearance from the FDA for Astrostem-AU, an autologous adipose-derived mesenchymal stem cell therapy for adults with autism spectrum disorder (ASD).

If a recent warning letter is anything to go by, the U.S. FDA could be using the 2013 Drug Supply Chain Security Act as another enforcement tool to shut down unauthorized suppliers by clamping down on the dispensers that purchase their unapproved drug products.

The U.S. FDA sent out a friendly reminder to more than 2,200 sponsors and researchers, associated with more than 3,000 clinical trials, who may be delinquent in disclosing the results of those studies on clinicaltrials.gov.

Tr1x Inc. was founded with a simple but ambitious goal: to change how autoimmune and inflammatory diseases are treated, moving away from chronic treatment and toward durable cures. “We are trying to flip the script on regulatory T cells (Tregs),” Tr1x CEO David de Vries told BioWorld. “The goal is to reset the immune system rather than continuously suppress it, and we believe we have a unique technology to do that.”

Becoming the first and only fully FDA-approved treatment for focal segmental glomerulosclerosis (FSGS), Travere Therapeutics Inc.’s Filspari (sparsentan) has gained access to a second lucrative market with a regulatory package that validates proteinuria as a surrogate endpoint.

Replimune Group Inc. received another complete response letter (CRL) from the U.S. FDA for immunotherapy vusolimogene oderparepvec to treat advanced melanoma, sending shares plunging by more than 19% on the April 10 PDUFA date.