HOW TO USE: Take this medication by mouth as directed by your doctor, usually once daily with or without food. If this medication causes you to urinate more frequently, it is best to take it at least 4 hours before your bedtime to prevent having to get up to urinate.If you also take certain drugs to lower your cholesterol (bile acid-binding resins such as cholestyramine or colestipol), take irbesartan/hydrochlorothiazide 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 treatment.Use this medication regularly to get the most benefit from it. To help you remember, take it at the same time each day. It is important to continue taking this medication even if you feel well. Most people with high blood pressure do not feel sick.Tell your doctor if your condition does not improve or if it worsens (for example, your blood pressure readings increase).
SIDE EFFECTS: Dizziness, lightheadedness, or upset stomach may occur as your body adjusts to the medication. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.To reduce the risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position.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 right away if any of these unlikely but serious side effects occur: fainting, decrease in vision, eye pain, symptoms of a high potassium blood level (such as muscle weakness, slow/irregular heartbeat), 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 rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: 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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You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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