A risk of rare but potentially life-threatening blood clots in combination with low platelet levels after a jab of Johnson & Johnson's Janssen COVID-19 vaccine has convinced the U.S. FDA to limit its use. The vaccine is now authorized in the U.S. only for adults who wouldn't otherwise be vaccinated and those who can't or shouldn't, for medical reasons, get another approved vaccine. Through March 18, 2022, the FDA and CDC have identified 60 confirmed cases, including nine fatal cases of the condition, called thrombosis with thrombocytopenia syndrome – a rate of 3.23 cases per million doses of vaccine administered.

Isono Health Inc. received FDA clearance for its Automated Three-dimensional Ultrasound with Artificial intelligence (ATUSA) system for breast imaging, a wearable, compact automated whole breast ultrasound system that can acquire high-quality images without requiring a skilled operator. The ultrasound scan takes two minutes to scan the entire breast volume and offers 3D visualization of the breast tissue.

A quartet of companies on May 2 announced three complete response letters (CRLs) that left them scrambling to get back on the path to approval. Hutchmed Ltd.'s surufatinib met with word from the U.S. FDA that two positive phase III studies in China and a bridging study in the U.S. would not support approval of the drug for pancreatic and extra-pancreatic neuroendocrine tumors. A multi-regional clinical trial in the U.S. is needed, the regulator said, brushing aside China-only studies when seeking a U.S. approval.

Orphalan SA is laying the ground for a 2023 U.S. launch of Cuvrior for the treatment of Wilson’s disease, following FDA approval of the copper chelating drug. Cuvrior (trientine tetrahydrochloride) is a new salt of trientine that was designed to have superior properties to Syprine (trientine hydrochloride) from Bausch Health Companies Inc. and Cufence from Univar Solutions BV, which are approved as second-line treatments for the rare inherited copper transport disorder, in the U.S. and EU respectively.

The latest in a spate of draft and final guidances released recently by the U.S. FDA could help sponsors developing drugs to treat early stage solid tumor malignancies. 

The U.S. FDA has granted premarket approval for Transmedics Group Inc.’s OCS heart system for use with organs from donors after circulatory death (DCD). The approval expands on a prior FDA approval of the device for use with organs from donors after brain death in September 2021. Andover, Mass.-based Transmedics said its system can now be used for ex vivo reanimation, functional monitoring, and beating-heart preservation of donation-after-circulatory-death hearts.

Bristol Myers Squibb Co.’s audacious $13.1 billion 2020 takeover of Myokardia Inc. appears to have paid off with U.S. FDA approval of the drug at the heart of the deal, mavacamten. The medicine, a cardiac myosin inhibitor for treating adults with obstructive hypertrophic cardiomyopathy (HCM), will be marketed under the brand name Camzyos.

In his second stint as U.S. FDA commissioner, Robert Califf discussed the challenges in leading a massive agency that has seen seven commissioners come and go over the past 10 years.