Urinary retention is a common Botox side effect. With urinary retention, you're unable to empty your bladder fully. Urinary retention with Botox can happen because the medication weakens the ...

Anticholinergic medications are the mainstay of urinary incontinence management. Other prescription treatment options include Botox (onabotulinumtoxinA), beta-3 adrenergic agonists, estrogen ...

Side effects after a Botox® injection into the bladder may include an increased risk of urinary tract infections. Up to one-quarter of patients also have urinary retention, which means the bladder can ...