What are possible side effects of using
Adverse reactions may include:
What is the recommended dose of
In adults, the normal dose is 5 mg two or three times
a day. The total maximum dose should not exceed 20 mg.
In children of 5 years and older, the normal dose is 5 mg
two times daily. The total maximum dose should not exceed
In children under 5 years, Oxybutynin is rarely administered.
If required, the dose must be determined by the physician.
When should Oxybutynin be avoided?
Oxybutynin should not be used
in patients allergic to Oxybutynin
in patients with untreated or uncontrolled narrow-angle glaucoma
in patients suffering from a blockage in the digestive tract
in patients unable to urinate
Oxybutynin should be used with caution in patients with:
an enlarged prostate
kidney or liver problems
gastroesophageal reflux disease (GERD)
myasthenia gravis (a muscle disorder)
Oxybutynin should not be
be combined with:
other bladder or urinary
medications such as darifenacin (Enablex), flavoxate
(Urispas), tolterodine (Detrol), or solifenacin (Vesicare)
HIV /AIDS medicine (e.g., nelfinavir (Viracept) or
antifungal medication (e.g., itraconazole (Sporanox)
or ketoconazole (Nizoral)
atropine (Donnatal, and others), benztropine (Cogentin),
dimenhydrinate (Dramamine), methscopolamine (Pamine), or
bronchodilators such as ipratroprium (Atrovent) or
irritable bowel medications (e.g., dicyclomine (Bentyl),
hyoscyamine (Anaspaz, Cystospaz, Levsin, and others), or
antidepressant (e.g., amitriptyline (Elavil, Etrafon),
fluoxetine (Prozac), fluvoxamine (Luvox), clomipramine
(Anafranil), desipramine (Norpramin), doxepin (Sinequan),
imipramine (Janimine, Tofranil), nortriptyline (Pamelor),
paroxetine (Paxil), etc) because they may increase drowsiness
caused by Oxybutynin.