Clinical Trials

Valrubicin has been evaluated in several clinical trials primarily targeting urological malignancies, including bladder cancer, carcinoma in situ, non-muscle invasive bladder cancer, transitional cell carcinoma, and urothelial carcinoma. Spanning Phase 1 through Phase 3 investigations with completed, terminated, or unknown recruitment statuses, these studies have focused on intravesical administration in patients refractory to or relapsed after prior therapy. Trial sponsors encompass pharmaceutical entities alongside academic institutions and cooperative oncology networks.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT01606345 COMPLETED
Urothelial Carcinoma
H. Lee Moffitt Cancer Center and Research Institute
2012-07 PHASE1
NCT01310803 TERMINATED
Carcinoma in Situ; Transitional Cell Carcinoma; Non-muscle Invasive Bladder Cancer
Endo USA Inc., a Keenova Therapeutics Company
2011-05 PHASE3
NCT00003129 COMPLETED
Bladder Cancer
Eastern Cooperative Oncology Group
1998-09-01 PHASE2
NCT01316874 COMPLETED
Carcinoma in Situ; Bladder Cancer
Endo USA Inc., a Keenova Therapeutics Company
1993-11 PHASE2; PHASE3
NCT01316874 Completed
Carcinoma in Situ|Bladder Cancer
Endo Pharmaceuticals
1993-11 Phase 2|Phase 3
NCT00003725 UNKNOWN
Bladder Cancer
Anthra Pharmaceuticals
1996-12 PHASE3
NCT00003759 COMPLETED
Bladder Cancer
Anthra Pharmaceuticals
1998-11 PHASE2

(data from https://clinicaltrials.gov, updated on 2016-04-22)

Check the Valrubicin product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Compliance for Clinical Use

Mechanism and Biochemical Profile

Valrubicin acts as a chemotherapy agent that inhibits TPA- and PDBu-induced protein kinase C activation with IC50 values of 0.85 μM and 1.25 μM, respectively, thereby disrupting downstream intracellular signaling pathways essential for cellular proliferation. This inhibition leads to cytotoxicity and impaired tumor cell survival, which underlies its clinical efficacy in treating carcinoma in situ and non-muscle invasive bladder cancer.

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.