Pegcetacoplan Long Term Safety and Efficacy Extension Study
Public ClinicalTrials.gov record NCT03531255. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
An Open Label, Non-Randomized, Multi-Center Extension Study to Evaluate the Long-Term Safety and Efficacy of Pegcetacoplan in the Treatment of Paroxysmal Nocturnal Hemoglobinuria (PNH)
Study identification
- NCT ID
- NCT03531255
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Apellis Pharmaceuticals, Inc.
- Industry
- Enrollment
- 160 participants
Conditions and interventions
Conditions
Interventions
- Pegcetacoplan Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Aug 26, 2018
- Primary completion
- Nov 28, 2025
- Completion
- Jun 30, 2026
- Last update posted
- Apr 5, 2026
2018 – 2026
United States locations
- U.S. sites
- 9
- U.S. states
- 8
- U.S. cities
- 9
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Southern California | Los Angeles | California | 90033 | — |
| Denver Health Medical Center | Denver | Colorado | 80204 | — |
| Cancer Specialists of North Florida | Jacksonville | Florida | 32257 | — |
| Lakes Research | Miami | Florida | 33014 | — |
| Northwestern University | Chicago | Illinois | 60611 | — |
| Investigative Clinical Research of Indiana | Indianapolis | Indiana | 46260 | — |
| Duke University Medical Center | Durham | North Carolina | 27710 | — |
| Cleveland Clinic | Cleveland | Ohio | 44195 | — |
| Baptist Cancer Center | Memphis | Tennessee | 38120 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 53 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03531255, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 5, 2026 · Synced Apr 22, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03531255 live on ClinicalTrials.gov.