Multiple clinical trials sponsored by Kaohsiung Medical University Chung-Ho Memorial Hospital and associated academic investigators have completed recruitment to evaluate melamine exposure in healthy individuals and tableware manufacturing personnel. Designated with a phase of Not Applicable due to their observational and exposure-mitigation study designs, these clinical trials focus on environmental and occupational chemical exposure. Collectively, these research efforts aim to characterize human exposure pathways, biomarker excretion, and strategies to minimize renal impacts associated with ambient chemical exposure.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT02719262 | Completed | Environmental Exposure |
Kaohsiung Medical University Chung-Ho Memorial Hospital |
2016-03-26 | Not Applicable |
| NCT02251405 | Completed | Healthy Subjects |
Ming-Tsang Wu|Kaohsiung Medical University Chung-Ho Memorial Hospital |
2014-10 | Not Applicable |
(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>).