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Trump Administration Halts Major HIV Vaccine Research Programs Despite Scientific Progress

  • The Trump administration has terminated funding for multiple HIV vaccine research programs, including major efforts at Duke Human Vaccine Institute and Scripps Research Institute that have been running since 2012.
  • Scientists warn the cuts represent a decade-long setback for HIV vaccine development, coming at a critical time when researchers report seeing "light at the end of the tunnel" with promising clinical trial results.
  • The decision affects 27 separate HIV/AIDS programs totaling $7.5 billion in funding, with HHS citing "duplication of efforts" as justification for prioritizing currently available HIV prevention approaches.
  • The timing coincides with the FDA's upcoming June 19 decision on lenacapavir, a twice-yearly injectable HIV prevention drug by Gilead Sciences that showed 100% effectiveness in preventing transmission.

Investor Lawsuit Challenges Novartis' $1.7 Billion Acquisition of Regulus Therapeutics Over Kidney Disease Drug

  • A shareholder lawsuit seeks to block Novartis' acquisition of Regulus Therapeutics, alleging the deal primarily benefits company insiders rather than public stockholders.
  • The $1.7 billion transaction includes Regulus' lead candidate farabursen for treating the most common inherited kidney disease, with regulatory approval triggering additional payments.
  • The complaint claims Regulus violated securities laws by omitting critical information about the sales process, conflicts of interest, and financial projections in its recommendation statement.
  • The acquisition is structured as $7 per share upfront plus contingent value rights of up to $7 per share upon farabursen's regulatory approval.

Mabwell's Novel Long-Acting G-CSF Drug MAILISHENG Receives NMPA Approval for Chemotherapy-Induced Neutropenia

  • Mabwell received NMPA approval for Albipagrastim alfa (MAILISHENG), marking China's first novel G-CSF drug developed with albumin long-acting fusion technology.
  • Phase III trial data in 496 breast cancer patients demonstrated superior efficacy with 42% relative risk reduction in febrile neutropenia compared to control.
  • The drug addresses a significant unmet need, as 65.5% of patients receiving certain chemotherapy regimens experience grade 3 or 4 neutropenia.
  • MAILISHENG represents Mabwell's first commercialized innovative drug, utilizing human serum albumin fusion to extend half-life and reduce dosing frequency.

Samsung Bioepis Secures Korean Approval for Denosumab Biosimilar XBRYK, Completing Global Regulatory Trifecta

  • Samsung Bioepis received Korean regulatory approval for XBRYK, a biosimilar to Amgen's bone cancer drug XGEVA, used to prevent fractures in patients with bone metastases and treat rare bone tumors.
  • The approval follows earlier Korean approval of OVODENS, a biosimilar to Amgen's PROLIA for osteoporosis treatment, giving Samsung access to a combined global market worth $6.599 billion annually.
  • Samsung has now secured regulatory approval for both denosumab biosimilars across all three major markets including the United States and Europe.
  • The Korean prescription market for denosumab-based products is valued at approximately 187 billion won, with Samsung's biosimilars expected to provide more cost-effective treatment options for bone disease patients.

Yuhan Corporation Receives $15 Million Milestone from Janssen Following Japan Launch of Lazertinib-Amivantamab Combination for EGFR-Mutated NSCLC

  • Yuhan Corporation will receive a $15 million milestone payment from Janssen Biotech following the commercialization of the Lazertinib-Amivantamab combination therapy in Japan for EGFR-mutated non-small cell lung cancer.
  • The combination therapy demonstrated superior efficacy in the Phase 3 MARIPOSA trial, reducing disease progression risk by 30% compared to Osimertinib monotherapy with median progression-free survival of 23.7 months versus 16.6 months.
  • Japan's Ministry of Health, Labour and Welfare approved the combination as first-line treatment in March 2024, with market projections indicating 6,400 patients will receive treatment over 10 years.
  • The approval represents the third major regulatory milestone for the combination therapy, following previous approvals in the United States and Europe that generated $90 million in milestone payments.

China Approves Zanidatamab as First Dual HER2-Targeted Bispecific Antibody for Biliary Tract Cancer

  • China's National Medical Products Administration granted conditional approval to zanidatamab for previously treated, unresectable or metastatic HER2-positive biliary tract cancer, marking the first dual HER2-targeted bispecific antibody approved for this indication in China.
  • The approval triggers a $20 million milestone payment to Zymeworks from partner BeOne Medicines, with potential for up to $144 million in additional development and commercial milestones plus tiered royalties up to 19.5%.
  • Zanidatamab represents a significant advancement for HER2-positive biliary tract cancer patients, a population with historically high unmet medical need and poor prognoses, affecting approximately 11%-25.2% of biliary tract cancer patients.
  • The conditional approval follows previous regulatory successes, including FDA approval in November 2024 and a positive opinion from the European Medicines Agency in April 2025.

Marksans Pharma Subsidiary Receives UK Marketing Authorization for Metformin Oral Solution

  • Marksans Pharma's subsidiary Relonchem Ltd received UK Medicines and Healthcare Products Regulatory Agency (UKMHRA) marketing authorization for Metformin Hydrochloride oral solution in 500 mg/5 ml strength.
  • The approval represents a significant milestone for expanding the company's presence in the anti-diabetic therapeutic segment within the UK market.
  • Metformin Hydrochloride oral solution is used to treat type 2 diabetes and serves as an essential medication for patients requiring oral liquid dosage forms.
  • Marksans Pharma shares gained up to 1.78% following the regulatory approval announcement, reflecting positive market response to the company's expanding portfolio.

FDA Regulatory Framework Provides Multiple Pathways for Cancer Drug Access Beyond Traditional Approval

  • The FDA maintains several regulatory pathways including Emergency Use Authorization (EUA) and Expanded Access programs to provide cancer patients access to investigational treatments when standard therapies are inadequate.
  • Emergency Use Authorization allows the FDA to authorize unapproved medical products during declared public health emergencies when no adequate approved alternatives exist.
  • Expanded Access programs offer potential treatment pathways for patients with serious or life-threatening conditions to access investigational drugs outside of clinical trials.
  • These regulatory mechanisms serve as critical safety nets for cancer patients, particularly those with bladder cancer and breast cancer, when conventional treatment options are insufficient.

AI Test Identifies Prostate Cancer Patients Who Benefit Most from Life-Saving Drug Abiraterone

  • Researchers developed an AI test that can predict which men with high-risk prostate cancer will benefit most from abiraterone treatment by analyzing tumor images.
  • The AI identified that 25% of men with a specific biomarker saw their five-year death risk cut from 17% to 9% when taking abiraterone alongside standard therapy.
  • Men without the biomarker showed no statistically significant benefit from abiraterone, allowing doctors to spare them unnecessary treatment and side effects.
  • The breakthrough could enable NHS England to reconsider funding abiraterone for newly diagnosed high-risk prostate cancer that hasn't spread, potentially helping 2,100 men annually.

RemeGen's Telitacicept Receives Approval in China for Generalized Myasthenia Gravis Treatment

  • RemeGen announced that Telitacicept has officially been approved for marketing in China by the National Medical Products Administration for treating generalized myasthenia gravis.
  • The approval represents a significant milestone for patients with this rare autoimmune neuromuscular disorder in China.
  • This regulatory decision expands the therapeutic options available for generalized myasthenia gravis patients in the Chinese market.

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