UCB Wins First FDA Approval for Ultra-Rare Mitochondrial Disease: Kygevvi for Thymidine Kinase 2 Deficiency (TK2d)

UCB; FDA approval; Kygevvi; mitochondrial disease; Thymidine Kinase 2 deficiency; TK2d; doxecitine; doxribtimine; rare diseases; Orphan Drug; Breakthrough Therapy; Priority Review; Rare Pediatric Disease

Regeneron Prepares U.S. Submission for Garetosmab After Breakthrough Phase III Result in Ultra-Rare FOP

Regeneron; garetosmab; FOP; fibrodysplasia ossificans progressiva; Phase III; OPTIMA trial; bone lesion prevention; rare disease; FDA submission; orphan drug

FDA Grants Dupixent (Dupilumab) Eighth Approval: Now Cleared for Bullous Pemphigoid

Dupixent; Dupilumab; Sanofi; Regeneron; bullous pemphigoid; FDA approval; type 2 inflammation; autoimmune disease; priority review; orphan drug

Regeneron Leads $66M Series B for Actio Biosciences’ Rare Disease Therapeutics

Regeneron; Actio Biosciences; rare diseases; Series B financing; KCNT1 inhibitor; TRPV4 inhibitor; ABS-1230; ABS-0871; Charcot-Marie-Tooth disease; epilepsy; orphan drug; clinical trials

Senate Drops Orphan Cures Act from Trump’s Tax Bill, Dealing Setback to Biopharma

Orphan Cures Act; orphan drugs; Trump tax bill; biopharma; Senate; IRA price negotiations; rare diseases; Big Beautiful Bill; healthcare legislation; reconciliation bill