PRECAUTIONS: Before using oxybutynin, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.Before using this medication, tell your doctor or pharmacist your medical history, especially of: active internal bleeding, blockage/slowed movement of the stomach/intestines (such as gastric retention, paralytic ileus), certain bladder problems (urinary retention, bladder outflow obstruction, stress incontinence), glaucoma (narrow-angle), a certain muscle disease (myasthenia gravis), liver disease, high blood pressure, heart problems (such as coronary artery disease, congestive heart failure, arrhythmias), stomach/intestinal disease (such as acid reflux, hiatal hernia, ulcerative colitis, intestinal atony), kidney disease, loss of mental abilities (dementia), enlarged prostate, overactive thyroid (hyperthyroidism), a certain nervous system disorder (autonomic neuropathy).In addition, before you self treat with this medication, tell your doctor if you have any of these signs of a more serious condition: signs of a bladder/kidney infection (such as burning/pain when you urinate, fever, pink/bloody urine), signs of diabetes (such as increased thirst, dizziness/fainting, vision changes, change in the amount of urine, wounds that are slow to heal).This drug may make you dizzy or drowsy or cause blurred vision. Do not drive, use machinery, or do any activity that requires alertness or clear vision until you are sure you can perform such activities safely. Limit alcoholic beverages.Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).This medication may decrease your ability to sweat, making you more likely to get heat stroke. Avoid activities that may cause you to overheat (such as doing strenuous work/exercise in hot weather, using hot tubs). When the weather is hot, drink plenty of fluids and dress lightly. If you become overheated, promptly seek cooler shelter and stop exercising. Get medical help right away if you develop a fever, mental/mood changes, headache, or dizziness.If you are going to have an MRI test, tell testing personnel that you are using this patch. Some patches may contain metals that can cause serious burns during an MRI. Ask your doctor whether you will need to remove your patch before the test and apply a new patch afterward, and how to do so properly.Older adults may be more sensitive to the side effects of this drug, especially drowsiness, confusion, constipation, trouble urinating. Drowsiness and confusion can increase the risk of falling.Tell your doctor if you are pregnant before using this medication.It is unknown if this medication passes into breast milk. Consult your doctor before breast-feeding.
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