General Information

Hiprex (Methenamine Hippurate) is used to control and prevent urinary tract infection from returning. In which it is caused by a certain bacteria. Other antibiotics need to be used first to treat and cure the infection.

This medication is only effective against bacterial infections in the urinary tract. It may not be effective for other types of bacterial infections or for viral infections. Excessive use or misuse of any antibiotic can lead to its decreased effectiveness.

How does Hiprex (Methenamine Hippurate) work?

Hiprex (Methenamine Hippurate) obliges the urine to be acidic for it to have its antibacterial effect. When there is an infection in the urinary tract or bladder, the bacteria make an acidic environment. That it helps them to grow and multiply rapidly. As a result, the urine becomes more acidic.

In acidic urine, a chemical reaction happens that converts this drug into formaldehyde. Formaldehyde kills the bacteria present in the urinary tract. It also stops them from causing infection.

Why use Hiprex (Methenamine Hippurate)?

Hiprex contains Methenamine Hippurate as an active ingredient. It is an antibiotic that helps stop the growth of the bacteria in the urine. This product is supplied as tablets for oral use. Each yellow capsule-shaped tablet contains 1 g of Methenamine Hippurate. The Food and Drug Administration (FDA) has already approved this medication.

How to use Hiprex (Methenamine Hippurate)?

Hiprex (Methenamine Hippurate) is to be taken by mouth. Take it with a full glass of water. You may take it with or without food. The dosage is based on your medical condition and response.

It is important to take exactly as it is prescribed. Do not take more or often than the prescription. Remember to take it in the same way and at the same time each day.

What are the side-effects of Hiprex (Methenamine Hippurate)?

• Vomiting
• Nausea
• Diarrhea
• Stomach upset
• Painful or difficult urination
• Abdominal cramps
• Skin rash
• Loss of appetite

Call for medical help if there are signs of an allergic reaction:

• Difficulty breathing
• Hives
• Swelling of your lips, face, throat, or tongue

Warnings and Precautions

• Do not double the prescribed dosage of this medication. If you missed a dose, call your doctor.
• Before you start taking it, make sure to tell your doctor if you have any medical history. Tell also if you have any allergies.
• If you are breastfeeding pregnant consult your doctor first before taking the drug.
• You should not use this past the expiration date.