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What are side effects of methenamine?

What are side effects of methenamine?

Methenamine may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

  • upset stomach.
  • vomiting.
  • diarrhea.
  • stomach cramps.
  • loss of appetite.

What bacteria does methenamine treat?

Methenamine (brand names Hiprex or Urex) has been used to treat bacterial infection in patients with acute and chronic UTI in Europe for over 40 years.

What class of antibiotic is methenamine?

Methenamine belongs to the family of medicines called anti-infectives. It is used to help prevent and treat infections of the urinary tract. Methenamine is available only with your doctor’s prescription.

What happens when you take methenamine?

SIDE EFFECTS: Nausea, vomiting, diarrhea, abdominal cramps, and loss of appetite may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Painful or difficult urination may occur with methenamine, although less often.

What are the long term effects of methenamine?

Nausea, vomiting, diarrhea, abdominal cramps, and loss of appetite may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Painful or difficult urination may occur with methenamine, although less often.

How long can you be on methenamine?

Twenty-four patients with a history of recurrent urinary tract infection and in whom residual urine was considered to be a factor of importance for chronicity, have been treated for an average of 16 months with 1 g methenamine hippurate morning and evening.

Is methenamine safe long term?

Some people are at high risk of repeated UTIs, and they are also more likely to have serious complications (including people with kidney problems, or people who have catheters to release urine). Long-term use of antibiotics can lead to resistance, so methenamine salts (methenamine or hexamine hippurate) are often used.