Clinical Trials

Multiple clinical trials sponsored by Sanofi have evaluated volinanserin in Phase 3 studies to assess its safety and efficacy in patients with sleep initiation and maintenance disorders. While several clinical trials were successfully completed after evaluating parameters of sleep maintenance insomnia, others were terminated prior to full completion. Together, these investigations establish the late-stage clinical landscape for volinanserin in managing sleep disturbance conditions.

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT00464061 TERMINATED
Sleep Initiation and Maintenance Disorders
Sanofi
2007-04 PHASE3
NCT00788515 TERMINATED
Sleep Initiation and Maintenance Disorders
Sanofi
2008-11 PHASE3
NCT00495885 COMPLETED
Sleep Initiation and Maintenance Disorders
Sanofi
2007-06 PHASE3
NCT00464243 COMPLETED
Sleep Initiation and Maintenance Disorders
Sanofi
2007-04 PHASE3

(data from https://clinicaltrials.gov, updated on 2016-05-26)

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

Compliance for Clinical Use

Mechanism and Biochemical Profile

Volinanserin selectively binds to the 5-HT2 receptor with high affinity (Ki = 0.36 nM), blocking serotonin-mediated downstream signal transduction and suppressing hyperactive neuronal firing in the central nervous system. This pathway inhibition attenuates serotonergic arousal mechanisms, providing a mechanistic basis for its therapeutic evaluation in sleep initiation and maintenance disorders.

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.