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Lantidra’s First-Cycle Complete Response Letter Centered On Inspection And Product Quality Issues

 
• By Sue Sutter

Although the CRL delayed the cell therapy’s approval by almost two years, additional CMC-related testing requested by the FDA ultimately came to be seen as a good thing by sponsor CellTrans because it provided assurance of product consistency.

Drug Review Profile: Lantidra
CellTrans had to address a host of product quality deficiencies before approval. • Source: Pink Sheet/Shutterstock

Product quality issues that led to a nearly two-year delay in approval of CellTrans, Inc.’s Lantidra (donislecel-jujn) for type 1 diabetes reflect the challenges small sponsors of novel and complex biological therapies face in getting their manufacturing programs ready to satisfy regulatory expectations.

Donislecel, a cellular therapy product containing purified allogeneic deceased donor pancreas derived islets of Langerhans for transplant, gained a favorable...

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More from Drug Review Profiles

Potency Assay Issues Delayed US FDA Approval Of Mesoblast’s Ryoncil For Years

 
• By Sue Sutter

The company’s failure to show its potency assays measured attributes directly related to the mesenchymal stromal cell product’s therapeutic effect highlights the importance of a robust CMC program for complex cell therapies.

Mesoblast’s Ryoncil: US FDA Changed Its Mind On Need For A Randomized Trial

 
• By Sue Sutter

Agency staff repeatedly said the BLA based on a single-arm study in 55 patients lacked substantial evidence of effectiveness in steroid-refractory acute graft-versus-host disease and a randomized trial was needed, but changed course “based on additional consideration” after a second CRL.

Ryoncil Chronology: Three Review Cycles, Two CRLs, One Dispute Resolution Request

 
• By Sue Sutter

The Pink Sheet’s Drug Review Profile looks at the timeline for the clinical development and US FDA review of Mesoblast’s remestemcel for graft-versus-host disease.

Testosterone, TRAVERSE, And A Label Change 15 Years In The Making

 
• By Bridget Silverman

The Pink Sheet drug review profile investigates the long and rigorous process behind the FDA’s recent relaxation of the cardiovascular safety warning for testosterone products.

More from Product Reviews

US FDA’s June Approval Forecast: Infection Prevention, Cancer And HAE

 
• By Bridget Silverman

Upcoming FDA user fee goal dates include novel products from a busy lung cancer pipeline, a single-dose passive immunization against RSV for infants, what could be the first oral HAE acute treatment, and a first-in-class HAE preventive antibody.

What Information Does US FDA Need For Stealth’s Elamipretide After CRL?

 
• By Sue Sutter

The agency said it will consider knee extensor muscle strength as a potential intermediate clinical endpoint to support accelerated approval, but Stealth CEO Reenie McCarthy said announcing it via complete response letter is confusing and inefficient.

EMA Touts Faster Global Post-Approval Changes Via Regulatory Reliance

 
• By Eliza Slawther

The European Medicines Agency says that a regulatory reliance pilot that it is supporting to speed up assessments of post-approval changes appears to be accelerating evaluation timelines in non-EU countries.