Catalyst Alleges US FDA 'Facilitating' Off-Label Use With Jacobus' Ruzurgi Approval

Lawsuit seeking invalidation of rare disease treatment's approval in Lambert-Eaton myasthenic syndrome encompasses policy trifecta of exclusivity, drug pricing, and expanded access issues.

Firdapse and Ruzurgi both received orphan drug designations, which made Ruzurgi's approval complicated since it came after Firdapse. • Source: Shutterstock

A lawsuit alleges that a US Food and Drug Administration tentative approval letter actually encouraged off-label use of a rare disease treatment, creating competition for a product that had obtained temporary monopoly power.

Catalyst Pharmaceuticals Inc. sued the FDA on 12 June demanding that the approval of Jacobus Pharmaceutical Co.'s Ruzurgi (amifampridine)...

Read the full article – start your free trial today!

Join thousands of industry professionals who rely on Pink Sheet for daily insights

  • Start your 7-day free trial
  • Explore trusted news, analysis, and insights
  • Access comprehensive global coverage
  • Enjoy instant access – no credit card required

More from Legal & IP

US FDA Will Not Pull Teva And MSN Hetlioz ANDAs, Rejects Vanda Citizen Petitions

 
• By 

The FDA concluded that generic tasimelteon products held by Teva and MSN Labs meet all statutory bioequivalence requirements and there was no “mistake” or untrue statement in the original ANDA approvals.

EU Fines Alchem Over Buscopan API Cartel

 
• By 

After pursuing Alchem International for breaches of EU antitrust rules – relating to a cartel over the SNBB pharmaceutical ingredient used in Buscopan and its generics – the European Commission has now hit the firm with a €489,000 fine.

Clinical Trial Diversity Action Plan Guidance Must Return To US FDA Website, Court Says

 
• By 

HHS and its agencies violated the law by swiftly implementing “sweeping and poorly thought-through directives that ordered the bulk removal of healthcare resources,” including FDA draft guidances on diversity action plans and sex differences in clinical trials, a federal court said.

Lawyers Weigh In On ‘Sunshine’ Clause In EU Pharma Reform Package

 

The Council of the EU has not taken forward a proposal from the European Parliament that would require companies to disclose the transfers of value they make to health care professionals and health care organizations – lawyers weigh in on the diverging proposals.

More from Pink Sheet

EU Industry Proposes 3-Basket Strategy To Phase Out Animal Testing

 

A “basket approach” to phasing out animal testing could help identify areas where “moonshot” research is required to implement new approach methodologies, according to EU industry federation EFPIA.

England Leads Europe In Reimbursing Vertex’s Next-In-Class CF Drug Alyftrek

 

Vertex said it reached “a broad reimbursement agreement” with the National Health Service for its once-daily, triple combination treatment for cystic fibrosis. As for reimbursement in the rest of Europe, the company is targeting Ireland, Denmark and Germany next.

Consumer Groups Have A ‘Radical Transparency’ List For US FDA’s PDUFA VIII

 

Development of the user fee commitment letter largely takes place behind closed doors between industry and FDA. Outside groups see the upcoming negotiation cycle as a chance to change this and other agency information blocks by reminding Commissioner Makary of his commitment to transparency.