Medicinehospital

Colstridium Botulinum Toxin Type A

Injected muscle-relaxing toxin for bladder, muscle and migraine conditions.

Clinical information

Common uses

overactive bladder and urinary incontinence
chronic migraine prevention
muscle spasticity and cervical dystonia
severe underarm sweating; eyelid spasm; squint

Common side effects

urinary tract infection (bladder uses)
difficulty or retention passing urine (bladder uses)

Cautions

toxin can spread from the injection site — can be life-threatening
seek help for trouble swallowing, speaking or breathing
risk of spread greatest in children treated for spasticity

Reference information, not medical advice — always follow your doctor or pharmacist. Source: DailyMed, dailymed.nlm.nih.gov, Botox (onabotulinumtoxinA) label, setid 33d066a9-34ff-4a1a-b38b-d10983df3300 (accessed 2026-08-16)

Approved brands & formulations2

Brand name	Dosage form	Strength	Importer	Category
Colstridium Botulinum Toxin Type A	Parenteral ( Injection )	200 Units	MFDA designated importers with Pre Authorization approval before import	hospital
Colstridium Botulinum Toxin Type A	Parenteral ( Injection )	100 Units	MFDA designated importers with Pre Authorization approval before import	hospital