Parion Sciences

Closed portfolio with an early-phase archive tilt

According to ClinicalTrials.gov-derived indexes, Parion Sciences 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 7 completed early-phase tilt top decile by trial count

Parion Sciences: 9 sponsored US clinical trials, none currently recruiting.

Parion Sciences sponsors 9 registered US clinical trials on ClinicalTrials.gov, none currently recruiting, and 7 completed. 0 of these trials are in Phase 3-4 (later-stage) and 9 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Xerostomia, with 1 trials.

Top-decile sponsor footprint

Parion Sciences 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.

Indexed trials (enrollment closed)

9 total, page 1 of 1

COMPLETED Phase 2

Clearing Lungs With ENaC Inhibition in Primary Ciliary Dyskinesia

NCT02871778
TERMINATED Phase 2

Evaluation of P-321 Ophthalmic Solution Compared to Placebo in Subjects With Dry Eye Disease

NCT02831387
TERMINATED Phase 2

Study of the Pharmacodynamic Activity of P-321 Ophthalmic Solution Compared to Placebo in Subjects With Dry Eye Disease

NCT02824913
COMPLETED Phase 2

A Study to Evaluate the Safety and Efficacy of VX-371 in Subjects With Cystic Fibrosis Who Are Homozygous for the F508del-CFTR Mutation

NCT02709109
COMPLETED Phase 2

Clearing Lungs With Epithelial Sodium Channel (ENaC) Inhibition in Cystic Fibrosis (CF)

NCT02343445
COMPLETED Phase 1

Study of the Safety and Tolerability of P 321 Ophthalmic Solution in Subjects With Dry Eye Disease

NCT02242032
COMPLETED Phase 1

An Evaluation of the Impact of a Single Dose of P-552 on Oral Mucosal Wetness

NCT01369589
COMPLETED Phase 2

A Safety and Efficacy Study of 552-02 in Subjects With Dry Mouth Associated With Sjogren's Syndrome

NCT00852839
COMPLETED Phase 1

Safety Study of Inhaled 552-02 in Cystic Fibrosis Patients

NCT00274313

Phase Distribution

PhaseTrial count
Phase 1 3
Phase 2 6

Therapeutic Areas

Xerostomia 1
Cystic Fibrosis 1
Sjogren's Syndrome 1

How the Parion Sciences early-phase archive is shaped

9 indexed studies, none listed as recruiting (0% open); 7 completed (78%).

Phase mix: 0 late (III/IV) vs 9 early (I/II) (early-phase heavy).

Top condition: Xerostomia (1 trial), 2 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.

Parion Sciences: archived-pipeline peers nationwide

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

Parion Sciences 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 Parion Sciences4D Molecular Therapeutics9 Meters BiopharmaAadi BioscienceAblynx, a Sanofi company10xBio22nd Century Group23andMe3-C Institute for Social Development
Parion Sciences 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).

Parion Sciences 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)

Related

Read our methodology - how this data is sourced, computed, and verified.

What to do with this Parion Sciences page

9 registered trials is a research-attention snapshot, not an endorsement of Parion Sciences or any single study.

  • None of Parion Sciences's trials are currently recruiting in this registry; that can change as new trials post, or check the broader research index. Browse research indexes
  • Xerostomia is the condition Parion Sciences studies most, compare against other sponsors active in the same condition before evaluating a specific study. See Xerostomia 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.

Parion Sciences pipeline card: 9 registered trials from official public datasets.Report a data error.