Clinical Trials

Numerous clinical trials spanning Phase 1 through Phase 3 evaluate Mitapivat across various hereditary erythrocyte disorders and associated complications, including pyruvate kinase deficiency, pediatric hemolytic anemia, sickle cell disease, alpha- and beta-thalassemia, and moderate hepatic impairment. Sponsored by industry entities such as Agios Pharmaceuticals Inc. alongside major research institutions like the National Heart, Lung, and Blood Institute and EuroBloodNet Association, these protocols demonstrate recruitment statuses ranging from actively recruiting and completed to active, not recruiting and withdrawn.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT07656415 RECRUITING
Sickle Cell Disease
Agios Pharmaceuticals, Inc.
2026-07-21 PHASE3
NCT05777993 ENROLLING_BY_INVITATION
Pyruvate Kinase Deficiency; Anemia, Hemolytic; Sickle Cell Disease; Thalassemia
Agios Pharmaceuticals, Inc.
2023-07-06 PHASE4
NCT07506863 RECRUITING
Transfusion-dependent Alpha-Thalassemia; Transfusion-dependent Beta-Thalassemia
Agios Pharmaceuticals, Inc.
2026-09 PHASE3
NCT07517133 RECRUITING
Non-Transfusion-dependent Alpha-Thalassemia; Non-Transfusion-dependent Beta-Thalassemia
Agios Pharmaceuticals, Inc.
2026-09 PHASE3
NCT04610866 ACTIVE_NOT_RECRUITING
Sickle Cell Disease; Hemolytic Anemia
National Heart, Lung, and Blood Institute (NHLBI)
2020-12-09 PHASE1; PHASE2
NCT06286046 WITHDRAWN
Sickle Cell Disease; Nephropathy
Agios Pharmaceuticals, Inc.
2026-03 PHASE2
NCT07055243 RECRUITING
Anemia
University Health Network, Toronto
2025-06-26 PHASE2
NCT05031780 ACTIVE_NOT_RECRUITING
Sickle Cell Disease
Agios Pharmaceuticals, Inc.
2022-02-11 PHASE2; PHASE3
NCT05935202 NOT_YET_RECRUITING
Hereditary Red Blood Cell Disorder (Disorder)
EuroBloodNet Association
2023-12-21 PHASE2
NCT05175105 ACTIVE_NOT_RECRUITING
Pediatric Pyruvate Kinase Deficiency; Pediatric Hemolytic Anemia
Agios Pharmaceuticals, Inc.
2022-06-06 PHASE3
NCT06648824 COMPLETED
Healthy Participants
Agios Pharmaceuticals, Inc.
2024-10-17 PHASE1
NCT03853798 COMPLETED
Pyruvate Kinase Deficiency
Agios Pharmaceuticals, Inc.
2019-03-21 PHASE3
NCT05144256 ACTIVE_NOT_RECRUITING
Pediatric Pyruvate Kinase Deficiency; Pediatric Hemolytic Anemia
Agios Pharmaceuticals, Inc.
2022-06-08 PHASE3
NCT05675436 Enrolling by invitation
Sickle Cell Anemia|Sickle Cell Thalassemia|Sickle Cell Pain|Hbss|Hbsc|Sickle Beta Thalassemia|Sickle Beta Zero Thalassemia|Sickle Cell Syndrome Variant
National Heart Lung and Blood Institute (NHLBI)|National Institutes of Health Clinical Center (CC)
2024-05-15 --
NCT04770779 ACTIVE_NOT_RECRUITING
Transfusion-dependent Alpha-Thalassemia; Transfusion-dependent Beta-Thalassemia
Agios Pharmaceuticals, Inc.
2021-11-30 PHASE3
NCT05935202 Not yet recruiting
Hereditary Red Blood Cell Disorder (Disorder)
EuroBloodNet Association
2023-12-21 Phase 2
NCT04770753 ACTIVE_NOT_RECRUITING
Non-Transfusion-dependent Alpha-Thalassemia; Non-Transfusion-dependent Beta-Thalassemia
Agios Pharmaceuticals, Inc.
2021-12-20 PHASE3
NCT05610657 COMPLETED
Moderate Hepatic Impairment
Agios Pharmaceuticals, Inc.
2023-01-10 PHASE1
NCT05610657 Completed
Moderate Hepatic Impairment
Agios Pharmaceuticals Inc.
2023-01-10 Phase 1
NCT05175105 Recruiting
Pediatric Pyruvate Kinase Deficiency|Pediatric Hemolytic Anemia
Agios Pharmaceuticals Inc.
2022-06-06 Phase 3
NCT05144256 Active not recruiting
Pediatric Pyruvate Kinase Deficiency|Pediatric Hemolytic Anemia
Agios Pharmaceuticals Inc.
2022-06-08 Phase 3
NCT05031780 Recruiting
Sickle Cell Disease
Agios Pharmaceuticals Inc.
2022-02-11 Phase 2|Phase 3
NCT04696393 COMPLETED
Healthy Volunteers
Agios Pharmaceuticals, Inc.
2021-01-06 PHASE1
NCT04565678 COMPLETED
Healthy Volunteers
Agios Pharmaceuticals, Inc.
2020-09-21 PHASE1
NCT04472832 COMPLETED
Healthy Volunteers
Agios Pharmaceuticals, Inc.
2020-06-17 PHASE1
NCT03991312 COMPLETED
Healthy Volunteers
Agios Pharmaceuticals, Inc.
2019-06-20 PHASE1

(data from https://clinicaltrials.gov, updated on 2026-08-04)

Check the Mitapivat (AG-348) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Compliance for Clinical Use

Mechanism and Biochemical Profile

Mitapivat functions as a small-molecule allosteric activator of pyruvate kinase, binding to the enzyme to enhance glycolytic pathway flux, restore adenosine triphosphate production, and reduce toxic upstream metabolite accumulation. This restoration of erythrocyte energy metabolism enhances red blood cell integrity and survival, directly addressing the underlying pathology in clinical trial indications such as pyruvate kinase deficiency, sickle cell disease, and thalassemia.

Appendix RUO and cGMP Quality Standards

Quality Dimension RUO (Research Use Only) cGMP (Current Good Manufacturing Practice)
Clinical Applicability Prohibited in human clinical trials or medical diagnostics. Mandatory for human clinical trials (Phase I–III) and therapies.
Regulatory Status Non-regulated grade; exempt from drug manufacturing laws. Legally enforced by health authorities (e.g., FDA, EMA, NMPA).
Facility Environment Unclassified analytical or research laboratories. Validated Cleanrooms (ISO Class 5–8) with continuous monitoring.
Quality Control Basic purity and activity testing. Rigorous safety release testing (Sterility, Endotoxin, Mycoplasma).
Process Validation Basic equipment calibration; no process validation required. Full qualification (IQ/OQ/PQ) and complete batch records.
Quality Assurance Vendor self-declared without required formal QMS. Mandatory QA/QC unit, Change Control, CAPA, and vendor audits.
Regulatory Impact High risk of IND rejection if used as a critical raw material. Required for IND/NDA filings, supported by Drug Master Files (DMF).

Footnotes

Regulatory Note: Governed by FDA (21 CFR Parts 210/211/312), EMA (EudraLex Vol 4), ICH Guidelines (E6/Q7/Q9/Q10), and compendial standards (USP <71>/<85>/<1043>).

Note: Technical data last updated: Sep 1, 2026.