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Bioequivalence of Phenazopyridine HCl in Healthy Volunteers

Information source: Universal Enterprises
ClinicalTrials.gov processed this data on August 23, 2015
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Human Volunteers

Intervention: Phenazopyridine HCl (Drug)

Phase: N/A

Status: Active, not recruiting

Sponsored by: Universal Enterprises

Official(s) and/or principal investigator(s):
Waqar H. Kazmi, M.D, M.S., Principal Investigator


The present study aims at comparing the pharmacokinetics of the original formulation of phenazopyridine and a same generic product.

Clinical Details

Official title: 2 Treatment, 2 Period, Randomized, Single Blinded, Crossover Bioequivalence of Phenazopyridine HCl in 24 Healthy Volunteers

Study design: Allocation: Randomized, Endpoint Classification: Bio-equivalence Study, Intervention Model: Crossover Assignment, Masking: Single Blind (Subject), Primary Purpose: Basic Science

Primary outcome: The primary outcome of the study will be to determine the bioequivalence of both the formulations of phenazopyridine


Minimum age: 18 Years. Maximum age: 55 Years. Gender(s): Both.


Inclusion Criteria:

- Healthy subjects aged 18 to 55 (Male & Female)

- Physically and mentally healthy subjects as confirmed by an interview, medical

history, clinical examination, laboratory tests

- Informed consent signed by the subject

- The subject is co-operative and available for the entire study

- Not pregnant or nursing

- Normal renal and hepatic function

Exclusion Criteria:

- Evidence in the subject medical history or in the medical examination of any

clinically significant hepatic, renal, gastrointestinal, cardiovascular, pulmonary, hematological or other significant acute or chronic abnormalities which might influence either the safety of the subject or the absorption, distribution, metabolism or excretion of the active agent under investigation

- Hypersensitivity to subject drug, atopic eczema or allergic bronchial asthma

- Evidence of hypertension (blood pressure after 3 minutes sitting>160/95 mm Hg)

- Evidence of chronic or acute infectious diseases;

- History or evidence of malignant tumors;

- Evidence of hyperuricaemia, elevated serum uric acid (>8. 0 mg/dl)

- Hepatic or renal impairment; elevated serum creatinine (>1. 4 mg/dl)

- Planned vaccination during the time course of the study

- Adherence to a diet (i. e, vegetarian) or life style (incl. extreme sports) that might

interfere with the investigation

- Laboratory test results outside the tolerance values as laid down by the study

centre, which may be an evidence of disease. Positive result of HIV1/2, HCV antibody or HBs antigen testing

- Regular use of any medication within four weeks prior to commencement of the study

(self-medication or prescription)

- Single use of any medication (including OTC) that are not expressively permitted

within two weeks prior to start of the study

- Abuse of alcohol, caffeine or tobacco (equivalent to more than 10 cigarettes a day)

- Drug addiction

- Participation in a clinical investigation or blood donation of more than 250 ml

within the past eight weeks or blood donation of less than 250 ml within the past 4 week

- Subjects who are known or suspected

- not to comply with the study directives

- not to be reliable or trustworthy

- not to be capable of understanding and evaluating the information given to them

as part of the formal information policy (informed consent),in particular regarding the risks and discomfort to which they would agree to be exposed.

- to be in such a precarious financial situation that they no longer weigh up the

possible risks of their participation and the unpleasantness they may be involved in.

Locations and Contacts

Health Care Hospital, Karachi, Pakistan
Additional Information

Starting date: August 2008
Last updated: August 28, 2008

Page last updated: August 23, 2015

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