Alzheimer's
CMS lightens restrictions on PET scans for Alzheimer's
CMS is lifting limits on reimbursement for amyloid PET scanning — which could ultimately increase not only the diagnosis of Alzheimer's disease, but the uptake of the new wave of medicines in this space. PET scans for amyloid plaques were typically very difficult to access, only available to those in clinical trials or patient registries. They are, however, one of the most reliable tools to diagnose the disease.
Under the new policy, coverage decisions for amyloid PET scans will be made by local contractors for Medicare. Companies like Eisai and Eli Lilly, as well as patient advocacy groups, say the move to lift the barriers to amyloid PET scans will advance treatment for people with the neurodegenerative disease.
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regulatory
FDA sends warning letter to J&J's Abiomed over software concerns
Johnson & Johnson's high-dollar acquisition, Abiomed, sells devices for heart failure patients, as well as software to monitor how they are performing. But last week, regulators posted a warning letter saying that Abiomed should have submitted its software for approval before selling it. It also took the company to task for not reporting a number of issues with its heart pumps.
Regulators announced last year that it would scrutinize health software tools more intently. Clinical decision support tools, which are often powered by artificial intelligence, are increasingly being used to inform patient care with drugs and devices. But patients can be harmed if these algorithms don't work correctly, as a 2021 STAT investigation found. Companies are becoming reticent to challenge the FDA in court, but are becoming hesitant to go through the approval process for their software. This is meaning that fewer companies are pursuing clinical support software.
"What I've been doing is helping client after client water down their software to the point where it's not innovative and it's not for a medical purpose," said an attorney that supports clinical decision software companies. "It's for diet or exercise or whatever. It's the consumer that's losing."
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multiple sclerosis
Roche says its BTK inhibitor for MS has 'holy grail' potential
New Phase 2 data from Roche shows that its experimental multiple sclerosis drug fenebrutinib was able to successfully traverse the blood-brain barrier — reducing certain lesions by more than 90%. The drug, a BTK inhibitor, has the potential to serve as a "best in disease" medicine — with evidence of brain penetration being the "holy grail," the Roche exec leading fenebrutinib development told FierceBiotech.
BTK inhibitors have been buzzed-about in the MS space for quite some time now, since they have potential to treat more stubborn lesions that tend to crop up later in life, or further along in the disease progression.
"What we're hoping for is that with this dual mechanism of action — hitting B cells and myeloid cells — if you can get into the brain, then you could perhaps act on resident B cells within the central nervous system, and on microglia," Alexandra Goodyear, Roche's global development lead for fenebrutinib, said.
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