11 completed, 4 unknown, 3 withdrawn, 1 active not recruiting. 6 Not applicable, 6 Phase 4, 5 Phase 3, 1 Early Phase 1, 1 Phase 2.
Follow Phenazopyridine: new trials by email Literature Review of Phenazopyridine trials Research Report on Phenazopyridine
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| Prophylactic Analgesia for Bladder Botox Injections Phenazopyridine, 1% lidocaine with sodium bicarbonate - Urinary Incontinence, Urinary Incontinence, Urge | Phase 4 | Withdrawn | Montefiore Medical Center | 2025-07-01 | 2025-07-18 | |
| Effectiveness of Phenazopyridine for Pain Following Urodynamics Phenazopyridine Hydrochloride 99.5 MG - Pain After Urodynamic Testing | Phase 4 | Active not recruiting | University of South Florida | 66 | 2024-12-17 | 2026-04-29 |
| Oral vs Intravesical Analgesia for Office Bladder Botox Injections Phenazopyridine, Lidocaine 2% Injectable Solution - Overactive Bladder Syndrome, Urge Incontinence | Phase 4 | Unknown | Women and Infants Hospital of Rhode Island | 110 | 2018-11-01 | 2020-05-29 |
| Investigating Oral Agents for Urine Staining to Facilitate Intraoperative Observation of Ureteral Jets Pyridium, Riboflavin, Thiamine - Ureteral Injury | Early Phase 1 | Completed | Texas Tech University Health Sciences Center | 120 | 2018-06-27 | 2020-08-11 |
| Assessing Pyridium for Post-Sling Urinary Retention Phenazopyridine - Urinary Retention | Phase 4 | Completed | Icahn School of Medicine at Mount Sinai | 98 | 2017-10-24 | 2019-10-29 |
| Effect of Phenazopyridine on Prolapse Surgery Voiding Trials Phenazopyridine - Urinary Retention Postoperative | Phase 3 | Completed | University of Massachusetts, Worcester | 152 | 2017-02-01 | 2019-04-16 |
| Intravenous Sodium Fluorescein Versus Oral Phenazopyridine for Ureteral Patency sodium fluorescein, phenazopyridine - Ureteral Injury | Not applicable | Withdrawn | University Hospitals Cleveland Medical Center | 2016-07-01 | 2022-05-06 | |
| Efficacy Study of Methenamine + Methylthioninium Chloride vs Phenazopyridine for the Symptomatic Control of Dysuria Methenamine and Methylthioninium chloride, Phenazopyridine - Dysuria | Phase 3 | Completed | EMS | 316 | 2016-06-27 | 2020-07-07 |
| Using Phenazopyridine for In-office Cystoscopy Phenazopyridine - Cystoscopy, Phenazopyridine | Not applicable | Unknown | Boston Urogynecology Associates | 94 | 2016-04-01 | 2020-12-31 |
| Evaluation of Fluorescein Use During Cystoscopy Phenazopyridine, Fluorescein - Intraoperative Cystoscopy | Not applicable | Withdrawn | Johns Hopkins University | 2016-03-01 | 2018-01-12 | |
| The Effect of Oral PhenazopyrIdine on Perioperative Voiding After Mid-urethral sliNg (EPIPhANy Study) Phenazopyridine, no Phenazopyridine - Dysfunctional Voiding, Postoperative Pain | Phase 3 | Completed | University of Massachusetts, Worcester | 92 | 2016-02-01 | 2019-02-05 |
| Effects of Methylene Blue in Healthy Aging, Mild Cognitive Impairment and Alzheimer's Disease Methylene Blue, FD&C Blue # 2, Phenazopyridine hydrochloride - Mild Cognitive Impairment, MCI | Phase 2 | Completed | The University of Texas Health Science Center at San Antonio | 117 | 2015-07-01 | 2024-09-19 |
| Phenazopyridine for Confirmation of Ureteral Patency Phenazopyridine - Cystoscopy | Not applicable | Completed | Hartford Hospital | 107 | 2015-04-01 | 2016-12-05 |
| Evaluation of Ureteral Patency in the Post-indigo Carmine Era Pyridium, Sodium Fluorescein, Mannitol - Ureteral Patency | Phase 4 | Completed | Columbia University | 140 | 2015-03-01 | 2019-05-30 |
| Evaluation of Ureteral Jets on Cystoscopy Normal saline, Phenazopyridine, Dextrose 10% - Injury of Ureter | Not applicable | Completed | Cecilia Calvo | 176 | 2015-02-01 | 2019-10-23 |
| Evaluate the Safety and Efficacy of Phenazopyridine Hydrochloride Tablets, USP 200 mg vs. Placebo Phenazopyridine Hydrochloride, Placebo - Pain, Urinary Tract Infections | Phase 3 | Completed | Amneal Pharmaceuticals, LLC | 233 | 2009-12-01 | 2013-01-29 |
| Study to Assess the Efficacy and Safety of "Pílulas de Lussen®" Compared to the Pyridium® in the Symptomatic Control of Dysuria Pílulas de Lussen, Pyridium® - Dysuria | Phase 3 | Unknown | Laboratorios Osorio de Moraes Ltda. | 80 | 2009-12-01 | 2009-09-01 |
| Bioequivalence of Phenazopyridine HCl in Healthy Volunteers Phenazopyridine HCl - Human Volunteers | Not applicable | Unknown | Universal Enterprises | 24 | 2008-08-01 | 2008-08-29 |
| CATHETER ANALGESIA TRIAL Phenazopyrdine vs. Placebo: a Randomized Controlled Trial phenazopyridine HCl, Placebo - Catheter-related Bladder Discomfort | Phase 4 | Completed | Loyola University | 258 | 2008-08-01 | 2016-09-29 |
Dysuria (2) · Urinary Bladder, Overactive (2) · Urinary Incontinence (2) · Urinary Incontinence, Urge (2) · Agnosia (1) · Alzheimer Disease (1) · Cognitive Dysfunction (1) · Pain (1) · Pain, Postoperative (1) · Urinary Retention (1) · Urinary Tract Infections (1)
University of Massachusetts, Worcester (2) · Amneal Pharmaceuticals, LLC (1) · Boston Urogynecology Associates (1) · Cecilia Calvo (1) · Columbia University (1) · EMS (1) · Hartford Hospital (1) · Icahn School of Medicine at Mount Sinai (1) · Johns Hopkins University (1) · Laboratorios Osorio de Moraes Ltda. (1) · Loyola University (1) · Montefiore Medical Center (1) · Texas Tech University Health Sciences Center (1) · The University of Texas Health Science Center at San Antonio (1) · Universal Enterprises (1)
United States (15) · Brazil (1) · Pakistan (1)
Alexandriah Alas, MD (1) · Cara Grimes, MD (1) · Ceci Lopes (1) · Charles Ascher-Walsh, M.D. (1) · Cornelia DeRiese, MD (1) · Elizabeth A Wilkinson, MD (1) · Eman Elkadry, MD (1) · Eric A Hurtado, MD (1) · Guillermo Davila, MD (1) · Lauren E Stewart, MD (1) · Linda Brubaker, MD (1) · Luis M Espaillat, MD (1) · Melissa Laudano, MD (1) · Michael Flynn, MD (1)
PMID 21376167, PMID 27399998, PMID 27824741, PMID 31033527, PMID 35580634