About clostridium botulinum neurotoxin a complex
Botulinum toxin type A
Used for
- Overactive bladder and urinary incontinence
- Chronic migraine prevention
- Muscle spasticity and cervical dystonia
- Blepharospasm and cosmetic wrinkle reduction
Usual adult dose
Varies by condition and injection site; typically 20–200 units per treatment session. Chronic migraine: 155 units every 12 weeks.
Usual dose in children
Specialist dosing varies by condition and weight; used for some pediatric spasticity and bladder conditions.
Common side effects
- Injection-site pain, bruising, or weakness
- Headache or flu-like symptoms
- Drooping eyelid or facial weakness
- Urinary infection or difficulty emptying the bladder
Important warnings
- Can rarely spread beyond the injection area, causing swallowing or breathing problems.
- Use only the specific product and dose prescribed; botulinum toxin products are not interchangeable.
- People with neuromuscular disorders may have increased risk of severe weakness.
- Bladder treatment can cause urinary retention; monitoring may be needed.
Pregnancy
Safety is not established; generally used only when the expected benefit outweighs potential risk.
Breastfeeding
Information is limited; discuss potential benefits and risks with a healthcare professional.
Interactions
- Aminoglycoside antibiotics may increase muscle weakness.
- Muscle relaxants may increase weakness.
- Other botulinum toxin products can increase effects.
- Medicines affecting neuromuscular transmission may increase effects.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.