Several clinical trials evaluate the therapeutic profile and pharmacokinetics of dapoxetine hydrochloride across Phase 1, Phase 3, and prospective observational stages. These completed studies focus on premature ejaculation, ejaculatory dysfunction, physiological sexual dysfunction, and pharmacological evaluations in healthy male subjects. The research is sponsored by academic medical centers such as Pusan National University Hospital alongside major pharmaceutical entities, including Janssen Research & Development, Johnson & Johnson, Alza Corporation, and Dong-A ST.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT03018743 | Unknown status | Premature Ejaculation |
Pusan National University Hospital |
2017-01 | -- |
| NCT01928563 | Unknown status | Healthy Male Subjects |
Dong-A Pharmaceutical Co. Ltd.|Dong-A ST Co. Ltd. |
2013-09 | Phase 1 |
| NCT01366664 | Completed | Ejaculation |
Janssen Research & Development LLC |
2011-04 | Phase 1 |
| NCT01063881 | Completed | Sexual Dysfunction Physiological |
Johnson & Johnson Pte Ltd |
2010-05 | Phase 3 |
| NCT00211094 | Completed | Ejaculation |
Alza Corporation DE USA |
Phase 3 |
(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>).