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XOI — Competitive Intelligence Brief

XOI (XOI) competitive landscape: 4 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Guanylate cyclase-C agonist. Area: Gastroenterology.

marketed Guanylate cyclase-C agonist GC-C (guanylate cyclase-C) Gastroenterology Small molecule Live · refreshed every 30 min

Target snapshot

XOI (XOI) — Ironwood Pharmaceuticals, Inc.. XOI is a guanylate cyclase-C (GC-C) agonist that increases intracellular cGMP in intestinal epithelial cells to promote fluid secretion and bowel motility.

Comparator set (4 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

DrugGenericSponsorPhaseClassTargetApproval / PDUFA
XOI TARGET XOI Ironwood Pharmaceuticals, Inc. marketed Guanylate cyclase-C agonist GC-C (guanylate cyclase-C)
Trulance PLECANATIDE Salix marketed Guanylate Cyclase-C Agonist [EPC] Tumor necrosis factor 2017-01-01
Linzess LINACLOTIDE AbbVie marketed Guanylate Cyclase-C Agonist [EPC] Heat-stable enterotoxin receptor 2012-01-01
Linaclotide 72 micrograms Linaclotide 72 micrograms Md Mehedi Shahriar marketed Guanylate cyclase-C agonist GC-C (guanylate cyclase-C receptor)
AJG555 AJG555 EA Pharma Co., Ltd. phase 3 Guanylate cyclase-C agonist GC-C (guanylate cyclase-C)

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Guanylate cyclase-C agonist class)

  1. EA Pharma Co., Ltd. · 1 drug in this class
  2. Ironwood Pharmaceuticals, Inc. · 1 drug in this class
  3. Md Mehedi Shahriar · 1 drug in this class

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Cite this brief

Drug Landscape (2026). XOI — Competitive Intelligence Brief. https://druglandscape.com/ci/xoi. Accessed 2026-05-13.

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