Who are Ontorpacept (TTI-621)'s main competitors?

No direct comparators detected in our index.

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Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-06-09 · How we verify

Ontorpacept (TTI-621) — Competitive Intelligence Brief

Name: Drug Landscape Pharmaceutical Database
Creator: Drug Landscape
Published: 2026-01-01
License: https://creativecommons.org/licenses/by/4.0/

Ontorpacept (TTI-621) (ontorpacept-tti-621) competitive landscape: 0 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Ontorpacept (TTI-621) will be administered by intravenous infusion.. Area: Oncology.

discontinued Ontorpacept (TTI-621) will be administered by intravenous infusion. Oncology Live · refreshed every 30 min

Target snapshot

Ontorpacept (TTI-621) (ontorpacept-tti-621) — Pfizer Inc.. Ontorpacept (TTI-621) will be administered by intravenous infusion.

Comparator set

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

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Ontorpacept (TTI-621) TARGET	ontorpacept-tti-621	Pfizer Inc.	discontinued	Ontorpacept (TTI-621) will be administered by intravenous infusion.

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 (Ontorpacept (TTI-621) will be administered by intravenous infusion. class)

Pfizer Inc. · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Ontorpacept (TTI-621) — Competitive Intelligence Brief. https://druglandscape.com/ci/ontorpacept-tti-621. Accessed 2026-06-09.

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Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing