Multiple clinical trials evaluate the clinical utility and prophylactic application of nitrofurantoin across indications including urinary tract infections, pelvic organ prolapse, postoperative pain associated with irreversible pulpitis, and clinical quality audit initiatives. Supported by pharmaceutical sponsors such as GlaxoSmithKline and academic entities like the University of Pittsburgh, these Phase 3, Phase 4, and non-applicable phase protocols encompass actively recruiting, completed, and terminated recruitment statuses.
| NCT Number | Recruitment | Conditions | Sponsor/Collaborators | Start Date | Phases |
|---|---|---|---|---|---|
| NCT05630833 | Recruiting | Urinary Tract Infections |
GlaxoSmithKline |
2023-01-11 | Phase 3 |
| NCT05817253 | Completed | Clinical Audit|Quality Improvement |
University of British Columbia|Ministry of Health British Columbia |
2021-09-23 | Not Applicable |
| NCT04900571 | Completed | Pain Postoperative|Irreversible Pulpitis |
Altamash Institute of Dental Medicine |
2021-01-01 | Phase 4 |
| NCT02727322 | Completed | Pelvic Organ Prolapse |
Halina M Zyczynski MD|University of Pittsburgh |
2016-08 | Phase 4 |
| NCT00678041 | Terminated | Urinary Tract Infections |
University of Pittsburgh |
2008-05 | 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>).