 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  it. To help you remember, try to always change the patch on the same 2 days of the week. Do not increase your dose or use this drug more often or for longer than prescribed. Your condition will not improve any faster, and your risk of side effects will increase. Tell your doctor if your condition lasts or gets worse. If you are self-treating, tell your doctor if your condition does not improve after 2 weeks. If you think you may have a serious medical problem, get medical help right away.The side effects of Oxybutynin Transdermal: Skin redness/itching/irritation at the application site, dry mouth, drowsiness, dizziness, blurred vision, headache, weakness, nausea or constipation may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. To relieve dry mouth, suck (sugarless) hard candy or ice chips, chew (sugarless) gum, drink water or use a saliva substitute. To prevent constipation, eat dietary fiber, drink enough water, and exercise. You may also need to take a laxative. Ask your pharmacist which type of laxative is right for you. If your doctor has directed you to use this </s>