Clinical Trials

By pioneering targeted C3 therapies, we aim to develop best-in-class and first-in-class therapies for a broad range of debilitating diseases that are driven by uncontrolled or excessive activation of the complement cascade, including those within hematology, ophthalmology, and nephrology.

Visit clinicaltrials.gov to learn more about study participation including eligibility, risks and benefits participation, the informed consent process, questions to ask when considering study participation.

If you have questions about our clinical trials, please email us at clinicaltrials@apellis.com. Learn more about ongoing, Apellis-sponsored clinical trials below.

Paroxysmal Nocturnal Hemoglobinuria (PNH)

ACTIVE, NOT RECRUITING

PEGASUS Clinical Trial: A Phase 3 study to evaluate the efficacy and safety of pegcetacoplan (APL‑2) in patients with paroxysmal nocturnal hemoglobinuria

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pnhstudy.com

ENROLLING

PRINCE Clinical Trial: A Phase 3, randomized, multicenter, open-label, controlled study to evaluate the efficacy and safety of pegcetacoplan (APL‑2) in patients with PNH

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clinicaltrials.gov

COMPLETED

PADDOCK Clinical Trial: Pilot study to assess safety, preliminary efficacy and pharmacokinetics of subcutaneous pegcetacoplan (APL‑2) in PNH subjects

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clinicaltrials.gov

ACTIVE, NOT RECRUITING

PALOMINO Clinical Trial: A Phase 2a, open-label study to evaluate the efficacy and safety of pegcetacoplan (APL‑2) in patients with PNH who have never been treated with eculizumab

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clinicaltrials.gov.

COMPLETED

PHAROAH Clinical Trial: A Phase 1 study to assess the safety of pegcetacoplan (APL‑2) as an add-on to standard of care in subjects with PNH

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clinicaltrials.gov

ENROLLING BY INVITATION

An open-label, nonrandomized, multicenter extension study to evaluate the long term safety and efficacy of pegcetacoplan (APL‑2) in patients with PNH

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clinicaltrials.gov

Geographic Atrophy (GA)

ENROLLING

DERBY & OAKS Clinical Trials: Two Phase 3 clinical studies of pegcetacoplan (APL‑2) therapy in patients with GA

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gastudy.com

Autoimmune Hemolytic Anemia (AIHA)

ACTIVE, NOT RECRUITING

PLAUDIT Clinical Trial: A Phase 2, prospective, open-label study to assess the safety, tolerability, preliminary efficacy, pharmacokinetics and pharmacodynamics of multiple doses of pegcetacoplan (APL‑2) in patients with autoimmune hemolytic anemia (AIHA).

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clinicaltrials.gov

Nephropathies

ACTIVE, NOT RECRUITING

DISCOVERY Clinical Trial: Phase 2 study assessing safety and efficacy of pegcetacoplan (APL‑2) in glomerulopathies

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clinicaltrials.gov