Methenamine
Urex is a brand-name loop diuretic used to help remove excess fluid from the body. It is commonly prescribed for conditions causing fluid retention such as heart failure, liver disease, and kidney disorders, as well as for managing high blood pressure. This medication works by increasing urine production to reduce swelling and fluid buildup.
Urex is a loop diuretic that helps the body eliminate excess fluid, used primarily for edema and hypertension.
Key facts at a glance
- RxNorm
- 220684
- Generic
- Urex
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment of edema associated with heart failure, liver cirrhosis, and kidney disease; management of hypertension (high blood pressure).
As a loop diuretic, it acts on the kidneys to increase urine output by promoting the excretion of sodium, chloride, and water, thereby reducing fluid accumulation in the body.
Should be used under medical supervision; may cause electrolyte imbalances (low potassium, sodium); monitor for dehydration; interactions with other medications possible; dosage and duration determined by a healthcare provider based on individual needs.
Official drug label
WellAlly may earn a referral fee from linked resources at no extra cost to you. Editorial content is never influenced by commercial relationships.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy