Several clinical trials sponsored by Eli Lilly and Company evaluated tasisulam (LY573636) as a single agent or combination therapy across Phase 1 and Phase 2 stages. These studies investigated the drug in conditions including advanced solid tumors, acute myeloid leukemia, essential thrombocythemia, metastatic renal cell cancer, and soft tissue sarcoma. Most investigations, including Phase 1 combination studies and a Phase 2 trial in soft tissue sarcoma, are completed, whereas a Phase 1 pharmacokinetic interaction trial was terminated.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT01209832 | Terminated | Advanced Cancer |
Eli Lilly and Company |
2010-09 | Phase 1 |
| NCT01214668 | Completed | Solid Tumors |
Eli Lilly and Company |
2009-01 | Phase 1 |
| NCT00718159 | Completed | Acute Myeloid Leukemia|Essential Thrombocythemia |
Eli Lilly and Company |
2008-08 | Phase 1 |
| NCT01258348 | Completed | Metastatic Renal Cell Cancer |
Eli Lilly and Company |
2008-07 | Phase 1 |
| NCT01215916 | Completed | Solid Tumors |
Eli Lilly and Company |
2008-02 | Phase 1 |
| NCT00490451 | Completed | Sarcoma Soft Tissue |
Eli Lilly and Company |
2007-08 | Phase 2 |
(data from https://clinicaltrials.gov, updated on 2024-05-22)
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>).