Several Phase 1 and Phase 1/2 clinical trials sponsored by Sumitomo Pharma America Inc. evaluate the oral small-molecule agent TP-3654 across healthy volunteers, patients with myelofibrosis, and individuals with advanced solid tumors. These investigations aim to determine the compound's safety, pharmacokinetics, bioavailability, and preliminary pharmacodynamic responses. Recruitment status across these studies ranges from completed pharmacokinetic and food-effect trials to actively recruiting evaluations in targeted hematologic conditions.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT04176198 | RECRUITING | Myelofibrosis |
Sumitomo Pharma America, Inc. |
2019-12-16 | PHASE1; PHASE2 |
| NCT07492355 | COMPLETED | Myelofibroses |
Sumitomo Pharma America, Inc. |
2024-03-04 | PHASE1 |
| NCT06389955 | COMPLETED | Healthy |
Sumitomo Pharma America, Inc. |
2023-05-22 | PHASE1 |
| NCT06389955 | Completed | Healthy |
Sumitomo Pharma America Inc. |
2023-05-22 | Phase 1 |
| NCT03715504 | COMPLETED | Advanced Solid Tumors |
Sumitomo Pharma America, Inc. |
2019-04-16 | PHASE1 |
| NCT04176198 | Recruiting | Myelofibrosis |
Sumitomo Pharma America Inc. |
2019-12-16 | Phase 1|Phase 2 |
| NCT03715504 | Completed | Advanced Solid Tumors |
Sumitomo Pharma America Inc. |
2019-04-16 | Phase 1 |
(data from https://clinicaltrials.gov, updated on 2026-08-03)
Mechanism and Biochemical Profile
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>).