The Catalyst Brief
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Regulatory & Policy

FDA actions, approvals, policy shifts and compliance: how the rules change timelines and probability.

Page 28 of 34

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Makary, Prasad Under Fire as FDA Turmoil Reaches President TrumpFeb 20, 2026

Makary, Prasad Under Fire as FDA Turmoil Reaches President Trump

The FDA is currently navigating intense internal and external pressures as public scrutiny mounts in response to decisions affecting vaccine approvals and regulatory oversight. The involvement of President Trump signals the critical nature of these challenges for both regulatory credibility and public health policy.

Emily CarterEmily Carter
FDA’s New Drug Regulator Tracy Beth Høeg Launches Safety Probes into Antidepressants and RSV AntibodiesFeb 20, 2026

FDA’s New Drug Regulator Tracy Beth Høeg Launches Safety Probes into Antidepressants and RSV Antibodies

The FDA’s Center for Drug Evaluation and Research (CDER) has entered a phase of enhanced scrutiny with Tracy Beth Høeg at its helm. Her inaugural address to FDA staffers outlined forthcoming investigations into the safety profiles of selective serotonin reuptake inhibitors (SSRIs) taken during pregnancy and the use of RSV antibodies in infant populations. This blog unpacks her regulatory approach, the context of these medications, and the broader implications for pharmaceutical oversight.

Michael TorresMichael Torres
Texas Attorney General Files Lawsuit Against Sanofi Over Alleged Kickbacks to DoctorsFeb 20, 2026

Texas Attorney General Files Lawsuit Against Sanofi Over Alleged Kickbacks to Doctors

The lawsuit filed by the Texas Attorney General targets Sanofi for allegedly incentivizing physicians to prescribe its medications through a system of benefits including free nursing services and insurance facilitation. This action sheds light on ongoing concerns about pharmaceutical marketing practices and regulatory oversight.

Sophia ReynoldsSophia Reynolds
Disc Medicine’s Regulatory Comeback Plan for Bitopertin Faces Old FDA Leadership ChallengesFeb 17, 2026

Disc Medicine’s Regulatory Comeback Plan for Bitopertin Faces Old FDA Leadership Challenges

The journey of bitopertin, a drug targeting erythropoietic protoporphyria, illustrates the hurdles biotech companies face in regulatory pathways, especially when protocols are crafted with insights from previous FDA leaders. This article analyzes the implications of such influences on approval prospects and the innovation landscape in rare disease treatments.

Dr. Alex MorganDr. Alex Morgan
Moderna’s mRNA Flu Vaccine Rejection Sheds Light on Regulatory Divergence in Advanced TherapiesFeb 17, 2026

Moderna’s mRNA Flu Vaccine Rejection Sheds Light on Regulatory Divergence in Advanced Therapies

Moderna's recent mRNA vaccine rejection by the FDA spotlights the challenging and shifting regulatory landscape in the United States for novel drug modalities. Meanwhile, regulatory agencies in other countries are adopting more streamlined communication and approval paths, facilitating faster adoption of advanced therapies. This post examines the implications of these regulatory dynamics for the broader advanced therapies market and global drug development strategies.

Michael TorresMichael Torres
How DIA Is Helping Regulators Turn AI Principles into Everyday Review PracticeFeb 16, 2026

How DIA Is Helping Regulators Turn AI Principles into Everyday Review Practice

As artificial intelligence rapidly becomes an essential tool in drug development and regulatory review, the Drug Information Association (DIA) is actively bridging the gap between high-level AI principles and everyday regulatory practices. This article explores DIA’s initiatives and their impact on streamlining regulatory processes while ensuring safety and efficacy in medical innovation.

Daniel ChoDaniel Cho
Leadership Void Deepens at CDC as Acting Director Departs Amid Growing TurmoilFeb 15, 2026

Leadership Void Deepens at CDC as Acting Director Departs Amid Growing Turmoil

The Centers for Disease Control and Prevention (CDC) is currently navigating a turbulent period marked by leadership instability. The departure of the acting director has intensified concerns over the agency’s capability to manage public health effectively without confirmed leadership at the helm.

Sophia ReynoldsSophia Reynolds
PTC Therapeutics Withdraws FDA Approval Bid for Duchenne Muscular Dystrophy TreatmentFeb 13, 2026

PTC Therapeutics Withdraws FDA Approval Bid for Duchenne Muscular Dystrophy Treatment

PTC Therapeutics announced it will no longer pursue FDA approval for Translarna, a rare disease drug targeting Duchenne muscular dystrophy. This decision follows a year marked by regulatory hurdles starting with a negative ruling from European authorities. The company cited significant discrepancies with the FDA over the interpretation of clinical trial results as the primary cause for withdrawal.

Sophia ReynoldsSophia Reynolds

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