Hiprex (Methenamine Hippurate) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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May 26, 2012

Hiprex

Urinary Tract Infection (UTI In Adults) »

Urinary tract infection (UTI) facts

Urinary tract infections (UTIs) are infections of the urethra, bladder, ureters, or the kidneys, which comprise the urinary tract.
E. coli bacteria cause the majority of UTIs, but many other bacteria, fungi, and parasites may also cause UTIs.
Females have a higher risk for UTIs than most males, probably because of their anatomy; other risk factors for UTIs include any condition that may impede urine flow (e.g., enlarged prostate, congenital urinary tract abnormalities, and inflammation). Patients with catheters or those who undergo urinary surgery and men with enlarged prostates are at higher risk for UTIs.
Symptoms and signs of UTI vary somewhat depending on sex, age, and the area of the urinary tract that is infected; some unique symptoms develop depending on the infecting agent.
UTIs are diagnosed usually by isolating and identifying the urinary pathogen from the patient; there a...

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HIPREX®
(methenamine hippurate) Tablets USP

To reduce the development of drug-resistant bacteria and maintain the effectiveness of HIPREX (methenamine hippurate tablets USP) and other antibacterial drugs, HIPREX (methenamine hippurate) should be used only to treat or prevent infections that are proven or strongly suspected to be caused by bacteria.

DRUG DESCRIPTION

Each yellow capsule-shaped tablet contains 1 g Methenamine Hippurate which is the Hippuric Acid Salt of Methenamine (hexamethylene tetramine). The tablet also contains inactive ingredients. FD&C Yellow No. 5 (tartrazine, see PRECAUTIONS), Magnesium Stearate, Povidone, and Saccharin Sodium.

What are the possible side effects of methenamine (Hiprex, Mandelamine, Urex)?

If you experience any of the following serious side effects, stop taking methenamine and seek emergency medical attention or contact your doctor immediately:

an allergic reaction (shortness of breath; closing of the throat; swelling of the lips, face, or tongue; or hives;
lower back or side pain;
blood in urine; or
increasingly painful or difficult urination.

Other, less serious side effects may be more likely to occur. Continue to take methenamine and talk to your...

Read All Potential Side Effects and See Pictures of Hiprex »

What are the precautions when taking methenamine hippurate (Hiprex)?

Before taking methenamine, tell your doctor or pharmacist if you are allergic to it; or to formaldehyde; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney problems, liver problems, dehydration.

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.

This drug passes into breast milk and the effect on a...

Read All Potential Precautions of Hiprex »

Last reviewed on RxList: 8/14/2008
This monograph has been modified to include the generic and brand name in many instances.