Sanctura XR relieves spasms of the bladder.

Sanctura XR is used to treat overactive bladder and symptoms of urinary incontinence, frequency, and urgency.

Sanctura XR may also be used for purposes not listed in this medication guide.

You should not take Sanctura XR if you are allergic to Sanctura XR, or if you have untreated or uncontrolled narrow-angle glaucoma, a blockage in your digestive system, or if you are unable to urinate.

Take Sanctura XR on an empty stomach, at least 1 hour before a meal.

Avoid drinking alcohol within 2 hours before or after you take Sanctura XR. Drinking alcohol can increase certain side effects of trospium.

This medication may cause blurred vision and may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert and able to see clearly.

Avoid becoming overheated or dehydrated during exercise and in hot weather. Sanctura XR can decrease sweating, which makes it easier for you to have heat stroke. Drink plenty of fluids while you are taking this medication.

Before using Sanctura XR, tell your doctor if you regularly use other medicines that make you sleepy (such as cold or allergy medicine, sedatives, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression, or anxiety). They can add to sleepiness caused by this medicine.

Take exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.

Take Sanctura XR on an empty stomach, at least 1 hour before a meal. Extended-release this medicine (Sanctura XR) should be taken once each morning, at least 1 hour before a meal.

Do not crush, chew, break, or open an extended-release capsule. Swallow it whole. Breaking or opening the pill may cause too much of the drug to be released at one time.

Store at room temperature away from moisture and heat.

You should not use Sanctura XR if you are allergic to it, or if you have:

• untreated or uncontrolled narrow-angle glaucoma;

• a blockage in your digestive system; or

• if you are unable to urinate.

To make sure you can safely take Sanctura XR, tell your doctor if you have any of these other conditions:

• glaucoma;

• liver disease;

• kidney disease;

• a stomach or intestinal disorder such as ulcerative colitis;

• a muscle disorder such as myasthenia gravis; or

• an enlarged prostate.

FDA pregnancy category C. It is not known whether Sanctura XR will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.

It is not known whether trospium passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.

Older adults may be more likely to have side effects from this medicine.

Take the missed dose 1 hour before your next meal. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Overdose symptoms may include severe forms of some of the side effects listed in this medication guide.

This medication may cause blurred vision and may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert and able to see clearly.

Avoid drinking alcohol within 2 hours before or after you take Sanctura XR. Drinking alcohol can increase certain side effects of trospium.

Avoid becoming overheated or dehydrated during exercise and in hot weather. Sanctura XR can decrease sweating, which makes it easier for you to have heat stroke. Drink plenty of fluids while you are taking this medication.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Stop using Sanctura XR and call your doctor at once if you have a serious side effect such as:

• severe stomach pain or bloating;

• severe constipation;

• urinating less than usual or not at all; or

• confusion, hallucinations.

Less serious side effects may include:

• dry mouth or throat;

• headache;

• mild constipation;

• upset stomach, gas;

• dizziness, drowsiness, or

• dry eyes.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Before using Sanctura XR, tell your doctor if you regularly use other medicines that make you sleepy (such as cold or allergy medicine, sedatives, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression, or anxiety). They can add to sleepiness caused by this medicine.

Tell your doctor about all other medicines you use, especially:

• atropine (Atreza, Sal-Tropine, and others);

• belladonna (Donnatal, and others);

• benztropine (Cogentin);

• dimenhydrinate (Dramamine);

• metformin (Actoplus Met, Avandamet, Glucophage, Glucovance, Janumet, Kombiglyze, Metaglip, PrandiMet);

• morphine (Kadian, MS Contin, Oramorph);

• procainamide (Procanbid, Pronestyl);

• tenofovir (Viread);

• vancomycin (Vancocin);

• bronchodilators such as ipratropium (Atrovent) or tiotropium (Spiriva);

• bladder or urinary medications such as darifenacin (Enablex), flavoxate (Urispas), oxybutynin (Ditropan, Oxytrol), tolterodine (Detrol), or solifenacin (Vesicare);

• irritable bowel medications such as dicyclomine (Bentyl), hyoscyamine (Hyomax), or propantheline (Pro Banthine); or

• ulcer medications such as glycopyrrolate (Robinul) or mepenzolate (Cantil).

This list is not complete and other drugs may interact with Sanctura XR. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.