PRECAUTIONS: Before taking this product, tell your doctor or pharmacist if you are allergic to clonidine or chlorthalidone (including having a rash while using clonidine patches); 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: kidney disease, liver disease, heart rhythm problems (such as slow/irregular heartbeat, second- or third-degree atrioventricular block), gout, lupus, untreated mineral imbalance (such as low potassium).This drug may make you dizzy or drowsy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Avoid alcoholic beverages.Too much sweating, diarrhea, or vomiting may cause loss of too much body water (dehydration) and increase your risk of dizziness or lightheadedness. Report prolonged diarrhea or vomiting to your doctor. Be sure to drink enough fluids to prevent dehydration unless your doctor directs you otherwise.Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).If you have diabetes, this product may affect your blood sugar levels. Check your blood sugar levels regularly as directed by your doctor. Tell your doctor immediately if you have symptoms of high blood sugar such as increased thirst and urination. Your doctor may need to adjust your diabetes medication, exercise program, or diet.This medication may reduce the potassium levels in your blood. Ask your doctor about adding potassium to your diet. Your doctor may prescribe a potassium supplement.This medication may make you more sensitive to the sun. Avoid prolonged sun exposure, tanning booths, and sunlamps. Use a sunscreen and wear protective clothing when outdoors.Contact lens wearers may need to use wetting eye drops since this medication can cause dry eyes.Older adults may be more sensitive to the side effects of this product, especially dizziness, or drowsiness. These side effects may increase the risk of falling.During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.This drug passes into breast milk. Consult your doctor before breast-feeding.
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