Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals

Closed portfolio with an early-phase archive tilt

According to ClinicalTrials.gov-derived indexes, Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals sits in the top decile of US sponsors by registered trial count (#1,458 of 15,742 sponsors by registered trial count).

9 total trials none currently recruiting 9 completed early-phase tilt top decile by trial count

Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals: 9 sponsored US clinical trials, none currently recruiting.

Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals sponsors 9 registered US clinical trials on ClinicalTrials.gov, none currently recruiting, and 9 completed. 0 of these trials are in Phase 3-4 (later-stage) and 7 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Healthy, with 1 trials.

Top-decile sponsor footprint

Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals ranks in the top decile of sponsors by registered trial count (#1,458 of 15,742 sponsors by registered trial count). Volume at this scale usually reflects a long institutional pipeline, read phase tilt and therapeutic areas below before treating it as current-year activity.

How the Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals early-phase archive is shaped

9 indexed studies, none listed as recruiting (0% open); 9 completed (100%).

Phase mix: 0 late (III/IV) vs 7 early (I/II) (early-phase heavy).

Top condition: Healthy (1 trial), 0 others listed.

How to read a closed sponsor archive

When recruiting_count is zero, the indexed set is completed or otherwise not open. Phase tilt still describes where archived studies sat on the investigational pathway. Re-check ClinicalTrials.gov before acting.

Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals: archived-pipeline peers nationwide

Peers matched on 9 indexed studies with no current recruiting: volume and archive shape, not condition overlap.

Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot). 2×2 strategic matrix plotting 9 entities by Total trials (X) and Recruiting share (Y), with a crosshair dividing the plot into four quadrants. Higher volume & more openFocused & more openHigher volume, mostly closedSmaller & mostly closed 051015 0%10%20%30%40%50% Total trials Recruiting share Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals4D Molecular Therapeutics9 Meters BiopharmaAadi BioscienceAblynx, a Sanofi company10xBio22nd Century Group23andMe3-C Institute for Social Development
Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 9 archived trials

Sponsors with similar archive density (± trial count)

What to do with this Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals page

9 registered trials is a research-attention snapshot, not an endorsement of Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals or any single study.

  • None of Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals's trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • Healthy is the condition Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Healthy trials
  • Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. Perosphere Pharmaceuticals Inc, a wholly owned subsidiary of AMAG Pharmaceuticals pipeline card: 9 registered trials from official public datasets. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.