Evaluate the Safety and Efficacy of Phenazopyridine Hydrochloride Tablets, USP 200 mg vs. Placebo
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ClinicalTrials.gov Identifier: NCT01064024 |
Recruitment Status :
Completed
First Posted : February 8, 2010
Last Update Posted : January 29, 2013
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Pain Urinary Tract Infections | Drug: Phenazopyridine Hydrochloride Drug: Placebo | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 233 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Double (Participant, Investigator) |
Primary Purpose: | Treatment |
Official Title: | A Double Blind, Randomized, Parallel Controlled Study to Evaluate the Safety and Efficacy of Phenazopyridine Hydrochloride Tablets, USP 200 mg vs. Placebo as a Urinary Analgesic for Short Term Treatment in Female Subjects Suffering From Pain or Burning When Passing Urine Associated With Uncomplicated Urinary Tract Infections (uUTI) |
Study Start Date : | December 2009 |
Actual Primary Completion Date : | December 2010 |
Actual Study Completion Date : | December 2010 |

Arm | Intervention/treatment |
---|---|
Active Comparator: Phenazopyridine Hydrochloride Tablets, USP 200 mg |
Drug: Phenazopyridine Hydrochloride
Tablets, 200 mg, every 8 hours for 48 hours.
Other Name: Pyridium |
Placebo Comparator: Placebo
Matching placebo to the phenazopyridine hydrochloride tablets
|
Drug: Placebo
Tablets, every 8 hours for 48 hours |
- proportion of subjects in each treatment group who demonstrate reduction in pain or burning when passing urine. [ Time Frame: 24 hrs after first dose and 48 hrs after second dose ]

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Diagnosis of uncomplicated urinary tract infection (uUTI)
- Must have one of the following uUTI diagnosis
- Cystitis
- Urethritis
- A Positive urine dipstick test showing nitrate or leukocyte esterase (LE)
- Negative pregnancy test (if applicable)
- Must have one or both of the following symptoms of
- pain upon urination
- burning upon urination
- In addition, one of the following symptoms
- Not being able to empty bladder completely
- Pain or discomfort in lower abdomen, or pelvic areas
- Frequent urge to urinate
- Blood in urine
- None
Exclusion Criteria:
- Any diagnosis of a urinary tract or kidney disorder that is not a uUTI
- A diagnosis of Pyelonephritis (kidney infections when lower uUTI spreads to the upper tract)
- Women with a history of prior use of phenazopyridine hydrochloride
- Women who have taken any systemic anti-infectives within seven days of study participation
- Women with a history of G-6-PD deficiency or hemolytic anemia
- Women who have a known history of anatomical genitourinary (GU) anomalies or GU surgery within the past 6 months
- Women of child bearing age who do not consent to a pregnancy test
- Women who are lactating
- Chronic infection of the urinary tract requiring an intravenous pyelogram (IVP), ultrasound or cystoscopy
- Subjects with clinically significant abnormal results or finding on the screening physical examination, laboratory tests, vital signs or ECG.
- Subjects unable to comprehend the language of the informed consent and the self evaluation scales.
- Subjects with serious acute illness (e.g. pneumonia) or an untreated or unstable medical illness that would likely interfere with assessments of uUTI
- Subjects who have received an investigational medication as part of a drug trial 3 months prior to the baseline study visit
- Subjects with a history of severe drug allergy or hypersensitivity
- Subjects with a known sensitivity to Phenazopyridine, Hyoscyamine, Butabarbital and antibiotics.
- Employees of the investigator or the institution who have direct involvement in the trial or other trials under the direction of the investigator or their associates.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01064024
United States, New Jersey | |
Oxford Pharmaceutical Resources, Inc. | |
Totowa, New Jersey, United States, 07512 |
Responsible Party: | Amneal Pharmaceuticals, LLC |
ClinicalTrials.gov Identifier: | NCT01064024 |
Other Study ID Numbers: |
AM-PHN-001 |
First Posted: | February 8, 2010 Key Record Dates |
Last Update Posted: | January 29, 2013 |
Last Verified: | January 2013 |
uUTI Pain or burning associated with Uncomplicated Urinary Tract Infections |
Infections Urinary Tract Infections Urologic Diseases Female Urogenital Diseases |
Female Urogenital Diseases and Pregnancy Complications Urogenital Diseases Male Urogenital Diseases |