pharmadog
News
when
  • Latest
  • Archive
by source
  • All Sources
  • Sources Page
Jobs
department
  • Clinical
  • Regulatory
  • Medical Affairs
  • Commercial
  • R&D / Discovery
  • Biostatistics / Data
  • Manufacturing / CMC
  • Market Access
therapeutic area
  • Oncology
  • Immunology
  • Neuroscience
  • Cardiovascular
  • Metabolic
  • Rare Disease
  • Infectious Disease
location & type
  • Remote Only
  • US Only
  • California
  • Massachusetts
  • Internships
  • Phase 3 Roles
  • All Jobs →
Sign InSubscribe
pharmadog

fetch the data · sniff the signal

Discover
  • Jobs
  • News
Hubs
  • Topics
  • Patent cliff
  • Publications
Tools
  • Compare
  • Search
  • Bookmarks
Trust
  • About
  • Sources
  • Contact
Legal
  • Privacy
  • Terms
  • Pricing

© 2026 pharmadog.xyz

made by humans and a good dog

  • home
  • jobs
  • news
  • search
  1. pharmadog
  2. ›drugs
  3. ›Korsuva
drug
save

difelikefalin

Marketedupdated 3mo ago
by Vifor Pharma Inc
Approved
community read0 votes

🐶 often sniffed alongside

top 3
  • tagNephrology2 co-mentions · 1 sources
  • companyChittagong Medical College1 co-mentions · 1 sources
  • tagDermatology1 co-mentions · 1 sources

all catalysts(1)

phase 2 initiation · 1
Apr 26, 2026
phase 2 initiation
4mo ago
Chittagong Medical College — difelikefalin (Phase II Trial Initiation)
difelikefalin
→

Trials studying difelikefalin

  • phase2Safety and Tolerability of Difelikefalin in Adolescents on Haemodialysis With Moderate-to-Severe Pruritusrecruitingn=18
  • phase3Phase 3 Study of Difelikefalin in Haemodialysis Chinese Adult Subjects With Moderate-to-Severe Prurituscompletedn=260
  • phase1Pharmacokinetics of Intravenous Difelikefalin in Chinese Adult Subjects on Haemodialysiscompletedn=30
  • phase3Study to Evaluate the Efficacy and Safety of Oral Difelikefalin for Moderate to Severe Pruritus in Subjects With Notalgia Parestheticaterminatedn=214
  • phase3CR845-310302: A Study to Evaluate the Safety and Efficacy of Difelikefalin in Advanced Chronic Kidney Disease Patients With Moderate-to-Severe Pruritusterminatedn=105
  • phase3A Study to Evaluate the Safety and Efficacy of Difelikefalin in Advanced Chronic Kidney Disease Patients With Moderate-to-Severe Pruritusterminatedn=286
  • phase3Study to Evaluate the Efficacy and Safety of Oral Difelikefalin as Adjunct Therapy to a Topical Corticosteroid for Moderate to Severe Pruritus in Subjects With Atopic Dermatitisterminatedn=287
  • phase2Study to Evaluate the Efficacy and Safety of Oral Difelikefalin (CR845) for Moderate to Severe Pruritus in Subjects With Notalgia Paresthetica (KOMFORT)completedn=126
more trials →

Patent cliff

source: FDA Orange Book
first barrier falls
Aug 23, 2026
3 days

Earliest of all listed patents + FDA exclusivities. Generic / biosimilar entry typically only becomes possible AFTER both patent and exclusivity barriers expire.

patents (12)

  • Nov 12, 2027compositionUS 100175361.2y
  • Nov 12, 2027method-of-use (U-3204)US 101382701.2y
  • Nov 12, 2027compositionUS 107935961.2y
  • Nov 12, 2027compositionUS 74025641.2y
  • Nov 12, 2027compositionUS 77139371.2y
  • Nov 12, 2027compositionUS 77279631.2y
  • Nov 12, 2027method-of-use (U-3204)US 82170071.2y
  • Nov 12, 2027method-of-use (U-3204)US 82367661.2y
  • Nov 12, 2027method-of-use (U-3204)US 84868941.2y
  • Nov 12, 2027compositionUS 85361311.2y
  • Nov 12, 2027method-of-use (U-3204)US 93343051.2y
  • Nov 12, 2027method-of-use (U-3204)US 93593991.2y

FDA exclusivities (1)

  • Aug 23, 2026NCENew Chemical Entity (5y)3d

News(0)

no news has mentioned this drug yet

brand
Korsuva
generic
difelikefalin
indication
Uremic (Renal) Pruritus
phase
marketed
Data sources
ClinicalTrials.gov
last refreshed 1h ago
Found something off?
🐶 something off?

Report a data issue

Tell Bork what looks wrong — wrong sponsor, stale phase, mislinked ticker, anything. We’ll triage and fix.

comments(0)

5-min edit window · permanent after that
sign in to leave a comment · permanent archive after 5 minutes
no comments yet — first sniff?