United States

SHERIDAN, WYOMING - December 11, 2025 - A new convergence of obesity dealmaking, regulatory uncertainty at the U.S. Food and Drug Administration (FDA) and fresh neurology data out of the Clinical Trials on Alzheimer's Disease (CTAD) conference is forcing biopharma executives to recalibrate their 2026 playbooks across R&D, partnering and risk management.

Obesity Dealflow Enters a More Competitive, High-Stakes Phase

Pfizer continues to double down on cardiometabolic disease, following its $10 billion acquisition of obesity startup Metsera with an exclusive collaboration to license YaoPharma's oral GLP-1 receptor agonist YP05002. Together with other emerging oral and peptide GLP-1s, this next wave of assets is pushing obesity beyond a single-product, single-modality market and into a diversified, highly competitive landscape.

SHERIDAN, WYOMING - December 11, 2025 - Saol Therapeutics is turning an FDA rejection into a potential regulatory test case, as the biotech prepares to argue that its pyruvate dehydrogenase complex deficiency (PDCD) drug SL1009 is the ideal "poster child" for the agency's new Rare Disease Evidence Principles (RDEP) framework at a Type A meeting on December 18.

Saol Recasts a Complete Response Letter as a Strategic Opening

On September 8, Saol disclosed that the FDA had issued a complete response letter (CRL) for SL1009, an oral formulation of sodium dichloroacetate for children with PDCD, a genetic disorder affecting fewer than 1,000 people in the U.S. The CRL, according to CEO Dave Penake, "suggested that we would need to do an additional adequate and well controlled clinical trial," and that "and that's not feasible to be done by our company and in this patient population."

SHERIDAN, WYOMING - December 11, 2025 - Terns Pharmaceuticals is rapidly emerging as a serious contender in chronic myeloid leukemia (CML), after early clinical data for its allosteric BCR/ABL1 inhibitor TERN-701 more than doubled response rates seen with Novartis' approved STAMP inhibitor Scemblix in comparable settings and sent the biotech's share price sharply higher.

Best-in-Disease Early Efficacy Raises the Bar in CML

At the American Society of Hematology (ASH) annual meeting, Terns reported Phase I data from the CARDINAL trial in previously treated CML patients, with 38 participants evaluable for efficacy. TERN-701 achieved a major molecular response (MMR) rate of 75% at week 24, with 64% of patients reaching MMR overall in the dataset presented. The investigational agent also supported simple once-daily dosing without a food effect, improving convenience relative to many existing tyrosine kinase inhibitor (TKI) regimens.

SHERIDAN, WYOMING - December 10, 2025 - Pfizer Inc. is setting the stage for its next financial chapter with an analyst conference call and webcast on December 16, 2025, where the U.S.-based biopharmaceutical leader will present full-year 2026 financial guidance to investors and the broader market. The event underscores how large pharma companies use structured guidance cycles to frame expectations around revenue, R&D investment, pipeline execution and capital allocation.

Anchoring Investor Expectations with 2026 Guidance

Pfizer will host the live call with investment analysts at 8:00 a.m. EST on Tuesday, December 16, 2025, with a simultaneous webcast for global stakeholders. The primary objective is to provide formal full-year 2026 financial guidance, giving clarity on topline trends, margin expectations, R&D spending and the company's capital deployment priorities.

SHERIDAN, WYOMING - December 8, 2025 - Investors in Perrigo Company plc (NYSE: PRGO) are weighing next steps after The Schall Law Firm announced a putative securities class action alleging the consumer healthcare company misled the market about the condition and turnaround costs of the baby formula business it acquired from Nestlé. The case highlights ongoing governance and disclosure risk around carved-out assets in regulated consumer categories.

Allegations Center on Underinvestment in Nestlé Baby Formula Business

SHERIDAN, WYOMING - December 8, 2025 - After a year of mixed signals from U.S. regulators, rare disease executives and policy experts are urging the FDA to match its pro-innovation rhetoric with clearer, more consistent rules for approvals, arguing that uncertainty around evidence standards is starting to chill investment and slow the next wave of therapies.

Mixed Messages from an Activist, Rare-Disease-Friendly FDA

Under Commissioner Marty Makary and CBER director Vinay Prasad, the FDA has made high-profile statements in favor of easing market access for rare disease treatments and even floated a "plausible mechanism" pathway for ultrarare conditions. Yet in practice, sponsor experience has been uneven.

SHERIDAN, WYOMING - December 8, 2025 - The U.S. Food and Drug Administration is preparing a fundamental shift in its evidentiary standards for new drugs, with Commissioner Marty Makary signaling that a single pivotal trial could soon be sufficient for approval-a move that has roiled internal leadership, unsettled some regulators and analysts, and triggered immediate recalculations in biopharma portfolio models.

From Two Pivotal Trials to One: A Structural Break

SHERIDAN, WYOMING - December 8, 2025 - Denali Therapeutics is facing another regulatory setback after the U.S. Food and Drug Administration (FDA) placed a clinical hold on DNL952, its enzyme replacement candidate for Pompe disease, citing preclinical hypersensitivity signals and demanding protocol changes before the company can start Phase I studies.

FDA Flags Hypersensitivity Risk Before First Human Dosing

The clinical hold, disclosed in an SEC filing, stems from "hypersensitivity reactions" observed in mouse models. While the agency has not required additional non-clinical studies, it is insisting on a more conservative first-in-human plan. Denali has been asked to lower the proposed starting dose for DNL952 and implement "revised inclusion criteria, adjusted stopping rules and unspecified safety monitoring commitments" before the program can proceed.

SHERIDAN, WYOMING - December 8, 2025 - Praxis Precision Medicines has doubled down on its neurology strategy with back-to-back updates: a Phase II win for its sodium current blocker relutrigine in rare developmental and epileptic encephalopathies (DEE) and a "successful" pre-NDA meeting for its essential tremor candidate ulixacaltamide, positioning the Boston biotech as a potential new commercial player in both ultra-rare epilepsy and movement disorders.

Relutrigine Study Stopped Early for Efficacy in DEE

Praxis has halted its mid-stage EMBOLD trial of relutrigine early, after an independent data monitoring board recommended the study "stop the study early for efficacy." The Phase II EMBOLD study is evaluating relutrigine in patients with DEE linked to SCN8A and SCN2A mutations, a small but highly underserved genetic epilepsy population with limited therapeutic options and high unmet medical need.

SHERIDAN, WYOMING - December 8, 2025 - The CDC's Advisory Committee on Immunization Practices (ACIP) has triggered a major shift in U.S. newborn immunization policy, voting 8-3 to delay the hepatitis B vaccine for infants born to hepatitis B-negative mothers from the traditional birth dose to two months of age, despite decades of evidence and CDC messaging that the shot is safe, effective and critical for long-term protection.

A Narrow Vote to Delay the Birth Dose for Some Newborns

Under the new recommendation, only babies born to mothers who test positive for hepatitis B-or whose status is unknown-would still receive the birth dose. For infants of mothers who test negative, the vaccine can be delayed until two months, effectively dismantling the universal birth-dose strategy that has been in place for about 30 years.