IMPORTANT NOTE: The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.
(teh-RAY-zoh-sin)
COMMON BRAND NAME(S): Hytrin
USES: This medication relaxes and dilates (expands) blood vessels resulting in lowered blood pressure. It is used to treat hypertension (high blood pressure). In males, this drug is used for symptoms of prostate enlargement such as urinary hesitancy and/or urgency.
HOW TO USE: Take this medication exactly as prescribed. Try to take it at the same time each day. Take the first dose at bedtime to minimize the chances of getting dizzy or fainting. Tablets may be taken with food or milk to avoid stomach upset. It is important to continue taking this medication even if you feel well. Most people with high blood pressure do not feel sick. Do not stop taking this medication without consulting your doctor. Some conditions may become worse when the drug is abruptly stopped. Your dose may need to be gradually decreased.
SIDE EFFECTS: Dizziness, drowsiness, headache, constipation, loss of appetite, fatigue, nasal congestion or dry eyes may occur the first several days as your body adjusts to the medication. If any of these effects persist or worsen, notify your doctor promptly. Tell your doctor immediately if you have any of these unlikely but serious side effects: chest pain, swelling of the hands or feet, ringing in the ears. Males - though it is unlikely to occur, if you get a painful, prolonged erection, stop using this drug and seek immediate medical attention. Tell your doctor immediately if you have any of these highly unlikely but serious side effects: decreased sexual ability, easy bleeding or bruising, irregular or unusually fast heartbeat. An allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include: rash, itching, swelling, severe dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.
PRECAUTIONS: Tell your doctor your medical history, especially of: liver disease, kidney disease, allergies (especially drug allergies). To avoid dizziness or fainting, get up slowly from a lying or seated position (especially when you first start using this drug or if your doctor changes your dosing). Limit your intake of alcohol and avoid getting overheated because they may increase the dizziness and drowsiness effects of this drug. Use caution performing tasks requiring alertness such as driving or using machinery. This medication should be used only when clearly needed during pregnancy. Consult with your doctor before breast-feeding.
DRUG INTERACTIONS: Inform your doctor about all the medicines you use (both prescription and nonprescription). Avoid any drugs that increase your heart rate or make you excited like decongestants because it may counteract your blood pressure medicine. Decongestants are commonly found in over-the-counter cough and cold products. Do not start or stop any medicine without doctor or pharmacist approval.
OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include dizziness and weakness.
NOTES: It is important to have your blood pressure checked regularly while taking this medication. Learn how to monitor your blood pressure. Discuss this with your doctor or pharmacist.
MISSED DOSE: If you miss a dose, take as soon as remembered; do not take if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up. Contact your doctor if 2 or more consecutive doses are missed.
STORAGE: Store at room temperature away from sunlight and moisture.
MEDICAL ALERT: Your condition can cause complications in a medical emergency. For enrollment information call MedicAlert at 1-800-854-1166 (USA), or 1-800-668-1507 (Canada).
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Copyright 2004 by First DataBank, Inc.