HOW TO USE: Take this medication by mouth on an empty stomach one hour before a meal, usually once or twice daily or as directed by your doctor. It is best to avoid taking this medication within 4 hours of your bedtime to avoid having to get up to urinate. Consult your doctor or pharmacist if you have questions about your dosing schedule.Drink plenty of fluids to prevent losing too much body water (dehydration). If you are on restricted fluid intake, consult your doctor for further instructions.If you also take certain drugs to lower your cholesterol (bile acid-binding resins such as cholestyramine or colestipol), take this product at least 4 hours before or at least 4 to 6 hours after these medications.The dosage is based on your medical condition and response to therapy.Use this medication regularly in order to get the most benefit from it. To help you remember, take it at the same time(s) each day. Do not skip doses or stop taking this medication unless directed by your doctor. It is important to continue taking this medication even if you feel well. Most people with high blood pressure do not feel sick. It may take up to several weeks before the full benefit of this drug takes effect.Inform your doctor if your condition worsens (e.g., your routine blood pressure readings increase).
SIDE EFFECTS: Dizziness, lightheadedness, drowsiness, headache, tiredness, blurred vision, or dry cough may occur as your body adjusts to the medication. You may also experience decreased sexual ability or increased sensitivity to the sun. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.This product may cause a loss of too much body water (dehydration) and salt/minerals. Tell your doctor right away if you have any symptoms of dehydration or mineral loss, including: extreme thirst, very dry mouth, muscle cramps/weakness, fast/slow/irregular heartbeat, confusion, decreased urination.Tell your doctor immediately if any of these unlikely but serious side effects occur: signs of infection (e.g., fever, chills, persistent sore throat), easy bruising/bleeding, symptoms of a high potassium blood level (such as muscle weakness, slow/irregular heartbeat), numbness/tingling/swelling of the hands/feet, muscle/joint aches, decrease in vision, eye pain.This drug may rarely cause serious (possibly fatal) liver problems. Seek immediate medical attention if you notice any of the following rare but very serious side effects: yellowing eyes/skin, dark urine, severe stomach/abdominal pain, persistent tiredness, persistent nausea/vomiting.Seek immediate medical attention if this rare but very serious side effect occurs: unusual change in the amount of urine (not including the normal increase in urine when you first start this drug).A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
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