Why is Detrol prescribed?
Detrol combats symptoms of overactive bladder, including frequent urination, urgency (increased need to urinate), and urge incontinence (inability to control urination). The drug works by blocking the nerve impulses that prompt the bladder to contract.
Most important fact about Detrol
In a limited number of people, Detrol causes blurred vision. Take care when driving or operating machinery until you know how the drug affects you.
How should you take Detrol?
Detrol can be taken with or without food. Swallow Detrol LA capsules whole.
--If you miss a dose...
Take the forgotten dose as soon as you remember. If it is almost time for your next dose, skip the one you missed and go back to your regular schedule. Do not take 2 doses at once.
--Storage instructions...
Store at room temperature.
What side effects may occur?
Side effects cannot be anticipated. If any develop or change in intensity, inform your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking Detrol.
More common side effects may include:
Abdominal pain, blurred vision, constipation, diarrhea, dizziness, drowsiness, dry eyes, dry mouth, fatigue, flu-like symptoms, headache, indigestion, vertigo
Why should Detrol not be prescribed?
If you suffer from urinary retention (inability to urinate normally), gastric retention (a blockage in the digestive system), or uncontrolled narrow-angle glaucoma (high pressure in the eyes), you should not take Detrol. You should also avoid this drug if it gives you an allergic reaction.
Special warnings about Detrol
Use Detrol with caution if you have a bladder obstruction or digestive disorder that could lead to a complete blockage. Use caution, too, if you are being successfully treated for glaucoma, or have a liver or kidney problem.
Possible food and drug interactions when taking Detrol
If you take Detrol with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Detrol with any of the following:
Clarithromycin (Biaxin)
Cyclosporine (Neoral, Sandimmune)
Erythromycin antibiotics such as Ery-Tab, Eryc, and PCE
Ketoconazole (Nizoral)
Itraconazole (Sporanox)
Miconazole
Vinblastine
Special information if you are pregnant or breastfeeding
The use of Detrol during pregnancy has not been adequately studied. If you are pregnant or plan to become pregnant while taking Detrol, tell your doctor immediately.
Researchers are not sure whether Detrol appears in breast milk. Use of the drug is not recommended while breastfeeding.
Recommended dosage
ADULTS

Detrol
The usual starting dosage is 2 milligrams twice a day. Your doctor may decrease the dose to 1 milligram twice a day if the higher dose causes problems. The 1-milligram dose is also recommended if you have liver problems or must take any of the drugs listed in the "Possible food and drug interactions" section above.
Detrol LA
The usual starting dosage is 4 milligrams taken once a day. Your doctor may cut the dose in half if it causes problems. A dose of 2 milligrams once daily is recommended for people with liver problems and those taking drugs that might interact.
Overdosage
Any medication taken in excess can have serious consequences. If you suspect symptoms of an overdose with Detrol, seek medical attention immediately.
Symptoms of Detrol overdose may include:
Blurred vision, constipation, drowsiness, dry eyes, dry mouth