Compare Oxybutynin vs. Sanctura

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Oxytrol (Oxybutynin)

Prescription only

Sanctura (trospium)

Prescription only
Treats an overactive bladder.

Oxytrol (Oxybutynin) is a good treatment for overactive bladder, but watch out for side effects such as dry mouth and constipation.

Treats overactive bladder.

Sanctura (trospium) is a good treatment for overactive bladder after exercises when other methods to control it haven't worked.

Upsides
  • Oxytrol (Oxybutynin) is effective at treating overactive bladder by lowering the urge to urinate, and helping to better control urination.
  • Available in multiple forms: a patch, gel, extended-release tablet, and tablet.
  • The gel form of Oxytrol (Oxybutynin) is available over the counter without a prescription.
  • Oxytrol (Oxybutynin) patch and gel have fewer side effects than taking the tablet.
  • The tablet is available as a generic.
  • Sanctura (trospium) is effective at treating overactive bladder.
  • Sanctura (trospium) may be a better choice if you have liver problems.
  • Sanctura (trospium) is available as a generic.
Downsides
  • Generally not recommended to use in people ages 65 and older since it can cause drowsiness and increase the risk of falls.
  • Can’t be used if you have uncontrolled narrow-angle glaucoma.
  • Not recommended if you have ulcerative colitis or certain other stomach problems since Oxytrol (Oxybutynin) can slow stomach emptying.
  • Not the best choice if you have GERD (acid reflux), since Oxytrol (Oxybutynin) can irritate your throat and make the acid reflux worse.
  • Has more side effects than newer medicines that treat overactive bladder.
  • You have to take Sanctura (trospium) on an empty stomach.
  • You may need to take Sanctura (trospium) twice a day.
  • Sanctura (trospium) can cause drowsiness, dizziness, and increase your risk for falls.
  • Generally not recommended if you older than 65.
Used for
Dosage forms
  • Pill
  • Extended release
  • Liquid
  • Cream, gel, or ointment
  • Patch
  • Pill
  • Extended release
Price
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Reviews
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Side effects
The Oxytrol (Oxybutynin) FDA package insert doesn’t have numbers about how common side effects are.
4possible side effects
  • Dry mouth
    11%
  • Constipation
    9%
  • Dry eyes
    2%
  • Gas
    2%
See more detailed side effects
Risks and risk factors
  • Unusual tongue swelling
  • Driving impairment
    • Taking with alcohol
    • Taking other medicines that make you less alert
  • Heat exhaustion
    • Outside in hot weather
    • Dehydrated
    • Exercising
See more detailed risks and warnings
  • Facial swelling & breathing problems
  • Difficulty concentrating
    • Taking with alcohol
    • Taking other medicines that make you less alert
    • People age 65 or older
  • Vision changes
    • Glaucoma
  • Urinary retention
    • Bladder outflow obstruction
  • Increased side effects
    • History of kidney problems
    • People age 65 or older
  • Heat exhaustion
    • Outside in hot weather
    • Dehydrated
    • Exercising
    • People age 65 and older
See more detailed risks and warnings