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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medically reviewed by WellAlly Editorial TeamLast reviewed October 19, 2026Editorial policy
Medical Devices15 min read

How to Care for an Abdominal Wall Suprapubic Catheter

Published: October 19, 2026Updated: October 19, 2026

A suprapubic catheter drains urine directly from the bladder through a small opening in the lower abdominal wall. Consistent site hygiene, safe stabilization, and proper drainage bag management are essential for preventing catheter-associated urinary tract infections and skin complications. Following these steps helps maintain reliable bladder drainage and long-term stoma health at home.

Quick Summary

Clean the abdominal stoma daily with mild soap and water, secure the tubing to avoid pulling, and always keep the drainage bag positioned below your bladder.

Important Medical Disclaimer

This guide is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult with qualified healthcare providers for medical concerns.

Step-by-Step Guide

1

Gather Supplies and Perform Hand Hygiene

Wash your hands thoroughly with warm water and soap for at least 20 seconds before touching the catheter, tubing, or abdominal entry site. Gather mild fragrance-free soap, clean washcloths, a clean towel, a catheter stabilization device or tape, and replacement dressings if prescribed. Preparing supplies on a sanitized surface minimizes the risk of introducing environmental bacteria into the urinary tract.

Important: Never touch the catheter insertion site or open connection ports with unwashed hands, as this significantly increases the risk of catheter-associated urinary tract infections (CAUTIs).

2

Inspect the Abdominal Stoma Site

Gently remove any existing dressing to assess the skin around the insertion site on your lower abdomen. Look for signs of localized infection or irritation, such as expanding redness, swelling, warmth, skin breakdown, or thick yellow or green drainage. While a small amount of clear or pale serous fluid can be normal around a mature tract, any new tenderness or foul odor requires clinical attention.

Important: Contact your urology team promptly if you observe purulent drainage, increasing pain, or fever.

3

Cleanse the Stoma and Catheter Tubing

Gently wash the skin around the insertion point using a clean washcloth, warm water, and mild soap. Cleanse in outward circular motions away from the stoma site to prevent sweeping peripheral skin flora toward the opening. Carefully wipe down the catheter tubing starting at the abdomen and moving downward toward the drainage bag.

Important: Avoid applying alcohol, iodine, or petroleum-based antibiotic ointments to the stoma unless explicitly directed by your physician, as these can cause tissue maceration or damage the catheter material.

4

Secure the Catheter to Prevent Traction

Fasten the catheter securely to your lower abdomen or upper thigh using a specialized stabilization device (such as an adhesive clip) or medical tape. Maintain a small, gentle slack loop between the abdominal wall and the anchor point to allow natural body movement. Proper stabilization prevents the catheter from pulling against the bladder neck and reduces mechanical trauma to the stoma.

Important: Ensure the tubing is never pulled taut or kinked under clothing, as tension can cause bleeding, stoma enlargement, or accidental dislodgement.

5

Position and Empty the Drainage Bag

Ensure the drainage bag stays positioned below the level of your bladder at all times, whether you are seated, walking, or resting in bed. Empty the collection bag when it reaches one-half to two-thirds full, or at least every 4 to 8 hours, using the outlet tap. Avoid touching the drainage spout to the edge of the toilet or collection container to keep the closed circuit sterile.

Important: Never raise the drainage bag above the level of your bladder; gravity-driven backflow of stagnant urine can cause severe kidney or bladder infections.

6

Maintain Hydration and Monitor Output

Drink between 1.5 to 2.5 liters of water daily unless your healthcare provider has placed you on fluid restrictions for another condition. High fluid intake flushes the bladder naturally, reducing sediment, mineral encrustation, and the likelihood of catheter blockage. Periodically inspect the tubing to confirm urine is draining continuously and note any cloudiness, sediment, or visible blood.

Frequently Asked Questions

How often does a suprapubic catheter need to be changed?
Routine suprapubic catheter replacements are usually performed every 4 to 12 weeks by a trained nurse or physician, depending on the catheter material and your tendency to develop mineral encrustations.
Can I shower or bathe with a suprapubic catheter?
Showering is typically permitted once the tract has fully healed and your clinician approves. However, submerging in bathtubs, hot tubs, or swimming pools should be avoided to prevent bacterial contamination.
What should I do if the catheter stops draining urine?
Check the entire length of tubing for kinks, twists, or compression from tight clothing, and verify that the bag is below bladder level. If the line is unobstructed and no urine drains for 2 to 4 hours, or if you feel abdominal fullness or pain, contact your clinician immediately.
What happens if my suprapubic catheter accidentally falls out?
A suprapubic stoma can begin closing within 1 to 2 hours of removal. Cover the stoma with a clean dressing and seek immediate medical evaluation at an urgent care or emergency room so a replacement catheter can be placed before the tract seals.
  1. 1
    CDCSource
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    NHSSource
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    MedlinePlus (NIH)Source
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    Mayo ClinicSource

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Medical Disclaimer

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 October 19, 2026. · Read our editorial policy