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Bladder Botox · Detrusor Injection for Overactive Bladder in Bangkok
Bladder Botox is an in-clinic cystoscopic injection of onabotulinumtoxinA into the detrusor (bladder) muscle · it relaxes the muscle and dramatically reduces urinary frequency, urgency, and urge incontinence in patients whose overactive bladder hasn’t responded to oral medications. Effects last 6-9 months on average.
Medically reviewed by Dr. Noppon Arunkajohnsak (Win), Board-certified Urologist
9 years of experience
Our solutions
Why patients choose Bladder Botox
What Our Patients Say
The difference was night and day. I hadn’t felt a strong stream like that in years.
I was nervous about surgery, but the relief was almost instant. Sleeping through the night feels incredible again.
Book your consultation today.
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How to Prepare for Bladder Botox
Confirm refractory overactive bladder
Bladder Botox is for OAB that has failed adequate trials of behavioral therapy and at least one anticholinergic or beta-3 agonist medication.Urodynamics if indicated
Pressure-flow studies to confirm detrusor overactivity and rule out outlet obstruction (BPH) as the cause of symptoms.Urine culture
Treat any urinary infection before injection.Counseling on retention risk
About 5% of men need temporary self-catheterization · we train you on intermittent self-catheterization before the injection.Antibiotic prophylaxis
Single-dose antibiotic before the procedure.Plan transport home
Generally not required if procedure is under local anesthesia · but consider if anxiety or pre-existing fragility.
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What Happens During Bladder Botox
Anesthesia
Local anesthesia gel for clinic-based flexible cystoscopy · TIVA in theater for patients who prefer sedation.Cystoscope insertion
Flexible cystoscope passed through the urethra into the bladder.Injection mapping
The bladder is filled to mid-distention · 20 injection sites are mapped across the detrusor.Botulinum toxin injection
100-200 units of onabotulinumtoxinA injected through a fine needle at each site · each injection takes seconds.Scope removal and discharge
Total procedure time around 30 minutes including consent and recovery.Follow-up at 2 and 4 weeks
Effects begin in 1-2 weeks · peak at 4-6 weeks · follow-up confirms symptom improvement and rules out urinary retention.
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Explore Our Topics
About Bladder Botox
Clinic-Based Convenience
Most bladder Botox injections are done in clinic under local anesthesia · no theater booking, same-day in and out.
Proper Patient Selection
Bladder Botox is for refractory OAB, not first-line treatment. We confirm failure of behavioral therapy and at least one OAB medication before recommending it.
Self-Catheterization Training
About 5% of men need temporary self-catheterization · we train you before the injection so you’re prepared if needed.
Private, Discreet Recovery
Confidential care, WhatsApp recovery support, English-language follow-up.
Frequently asked questions
When should I consider bladder Botox?
You should consider bladder Botox if you experience bothersome symptoms of overactive bladder (OAB) · such as urgency, frequency, and urge incontinence · that haven't improved with initial treatments. This typically means you've completed adequate trials of behavioral therapy and at least one oral OAB medication (like an anticholinergic or beta-3 agonist) for a minimum of 8-12 weeks without satisfactory relief. It's an effective option when conservative measures fall short.
How long do the effects last?
The beneficial effects of bladder Botox typically begin within 1-2 weeks after your injection, with the peak improvement usually observed around 4-6 weeks. On average, you can expect the positive effects to last for 6-9 months. Once you notice your OAB symptoms returning or worsening, you can schedule a re-injection. Many patients find a consistent schedule helps manage their symptoms effectively long-term.
Will I need to catheterize myself?
Approximately 5% of men may temporarily need to perform intermittent self-catheterization (CIC) after bladder Botox. This is usually for a few weeks until your bladder function normalizes. To ensure you're fully prepared, our team provides comprehensive training on CIC techniques before your injection. We want you to feel confident and comfortable managing this if it becomes necessary, ensuring your safety and convenience.
What are the risks?
The most common risks associated with bladder Botox include urinary tract infection (occurring in 5-10% of patients), temporary urinary retention requiring CIC (around 5%), and brief blood in your urine. Serious complications are rare, especially when patients are carefully selected and the procedure is performed by experienced specialists. We thoroughly discuss all potential risks with you during your consultation to ensure informed consent.
How much does bladder Botox cost in Bangkok?
The total cost for bladder Botox in Bangkok encompasses several components. This includes the significant cost of the medication itself, the fee for the cystoscopy procedure during which the injection is performed, and the associated clinic time and professional fees. It's important to remember that re-injection every 6-9 months is an ongoing cost to consider for sustained relief. Please book a consultation for a personalized quote tailored to your specific needs.
What are the success rates and long-term outcomes for bladder Botox?
Bladder Botox has a high success rate, with studies showing significant improvement in OAB symptoms for 70-80% of patients. Many experience a substantial reduction in urgency, frequency, and incontinence episodes. For long-term management, patients typically undergo repeat injections every 6-9 months. Clinical data supports its sustained efficacy and safety over multiple treatment cycles, providing consistent relief and improving your quality of life over several years.
What anesthesia options are available for bladder Botox?
For your comfort during the bladder Botox procedure, we typically use a local anesthetic gel applied directly into your urethra. This numbs the area effectively, minimizing discomfort during the cystoscopy and injection. In some cases, if you prefer or if deemed necessary by your physician, a mild sedative can also be administered intravenously to help you relax. We will discuss the best anesthesia option for you during your consultation.
What should I expect at the consultation for bladder Botox?
During your consultation, you will meet with our experienced urologist to discuss your symptoms and medical history in detail. We'll perform a physical examination and may request a urine test or a bladder diary. We'll review your previous treatments and assess if bladder Botox is the right option for you. This is your opportunity to ask questions and make an informed decision about your treatment plan.
What are the logistics for international patients considering bladder Botox?
International patients should plan to stay in Bangkok for approximately 3-5 days for the procedure and initial follow-up. You can typically fly home safely within 24-48 hours post-procedure. For ongoing care, we offer convenient follow-up consultations via secure WhatsApp messaging to monitor your progress and address any concerns. We will provide clear instructions for your return visits for re-injections.
EFFECTIVE OAB TREATMENT WHEN PILLS AREN’T ENOUGH
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Dr. Noppon Arunkajohnsak (Win)
- Experience
- 9 years
Dr. Noppon is a board-certified urologist trained at Siriraj Hospital, Mahidol University. With over 9 years of experience, he focuses on urological consultation and men's health, providing discreet, evidence-based, patient-centred care.

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