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What is the most important information I should know about losartan
and hydrochlorothiazide?
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Do not take losartan and hydrochlorothiazide if you are
pregnant or planning a pregnancy. When used during the second and third
trimesters of pregnancy, losartan can cause injury and even death to the
developing fetus. Notify your doctor immediately if you think you might
be pregnant. |
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Use caution when driving, operating machinery, or performing
other hazardous activities. Losartan and hydrochlorothiazide may cause
dizziness or drowsiness. If you experience dizziness or drowsiness,
avoid these activities. Also use caution when rising from a sitting or
lying position. |
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Use alcohol cautiously. Alcohol may further lower blood
pressure and increase drowsiness and dizziness while you are taking
losartan and hydrochlorothiazide. |
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What is losartan and hydrochlorothiazide?
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Losartan is in a class of drugs called angiotensin II
receptor antagonists. |
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Hydrochlorothiazide is a thiazide diuretic (water pill). It
increases the amount of water and salt you lose in your urine.
Hydrochlorothiazide is used to lower blood pressure and to decrease
edema (swelling). |
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Losartan and hydrochlorothiazide is used to reduce
hypertension (high blood pressure) and for the reduction of stroke risk
in patients with hypertension and left ventricular hypertrophy. |
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Losartan and hydrochlorothiazide may also be used for purposes other
than those listed in this medication guide. |
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Who should not take losartan and hydrochlorothiazide?
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Do not take losartan and hydrochlorothiazide without first talking
to your doctor if you have an allergy to sulfa-based drugs such as sulfa
antibiotics. You may have an allergic reaction to hydrochlorothiazide. |
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Before taking losartan and hydrochlorothiazide, tell your doctor if
you |
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have a collagen vascular disease such as systemic lupus
erythematosus; |
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have any type of heart disease or have had a stroke; |
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are on a salt-restricted diet or have high levels of potassium in
your blood; or |
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are taking potassium supplements (e.g., K-Dur, Klor-Con, others), or
a potassium-sparing diuretic such as amiloride (Midamor), triamterene (Dyrenium,
Dyazide, Maxzide), or spironolactone (Aldactone). |
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You may not be able to take losartan and hydrochlorothiazide, or you
may require a dosage adjustment or special monitoring during treatment
if you have any of the conditions listed above. |
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Losartan and hydrochlorothiazide is in the FDA pregnancy category D.
This means that it is known to harm an unborn baby. When used during the
second and third trimesters of pregnancy, losartan can cause injury and
even death of the developing fetus. Do not take this medication
if you are pregnant. |
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It is not known whether this drug passes into breast milk. Do not
take losartan and hydrochlorothiazide without first talking to your
doctor if you are breast-feeding a baby. |
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How should I take losartan and hydrochlorothiazide?
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Take losartan and hydrochlorothiazide exactly as directed by your
doctor. If you do not understand these directions, ask your pharmacist,
nurse, or doctor to explain them to you. |
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Take each dose with a full glass (8 ounces) of water. |
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You can take losartan and hydrochlorothiazide with or without food. |
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Do not stop taking this medication without first talking to your
doctor. If you stop taking this medication, your condition could become
worse. |
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Call your doctor before taking any more doses if you develop severe
dizziness or fainting. |
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Store losartan and hydrochlorothiazide at room temperature away from
moisture and heat. |
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What happens if I miss a dose?
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Take the missed dose as soon as you remember. However, if it is
almost time for your next dose, skip the missed dose and take only your
next regularly scheduled dose. Do not take a double dose of this
medication. |
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What happens if I overdose?
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Seek emergency medical attention. |
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Symptoms of a losartan and hydrochlorothiazide overdose are not well
known but may include dizziness, weakness, fainting, and fatigue. |
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What should I avoid while taking losartan and hydrochlorothiazide?
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Use caution when driving, operating machinery, or performing other
hazardous activities. Losartan and hydrochlorothiazide may cause
dizziness or drowsiness. If you experience dizziness or drowsiness,
avoid these activities. Also use caution when rising from a sitting or
lying position. |
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Use alcohol cautiously. Alcohol may further lower blood pressure and
increase drowsiness and dizziness while you are taking losartan and
hydrochlorothiazide. |
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Avoid a diet high in salt. Too much salt may cause your body to
retain water and may decrease the effects of hydrochlorothiazide. |
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Do not use salt substitutes or take potassium supplements without
first talking to your doctor. Losartan can affect potassium levels in
your body. |
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Avoid prolonged exposure to sunlight. Losartan and
hydrochlorothiazide may increase the sensitivity of your skin to
sunlight. Use a sunscreen and wear protective clothing when exposure to
the sun is unavoidable. |
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Avoid becoming overheated in hot weather. It is easy to become
dangerously dehydrated while taking hydrochlorothiazide. |
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What are the possible side effects of losartan and
hydrochlorothiazide?
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If you experience any of the following serious side effects, stop
taking losartan and hydrochlorothiazide and call your doctor immediately
or seek emergency medical treatment. |
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an allergic reaction (difficulty breathing; closing of your throat;
swelling of your lips, tongue, or face; or hives); |
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unusual fatigue, abnormal bleeding or bruising; |
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yellow skin or eyes, confusion; or |
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Other, less serious side effects may be more likely to occur.
Continue to take losartan and hydrochlorothiazide and talk to your
doctor if you experience |
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diarrhea or upset stomach; |
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tingling or numbness in your arms, legs, hands, or feet; |
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muscle weakness or cramps; |
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increased hunger or thirst; |
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nausea or decreased appetite; or |
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sensitivity to sunlight. |
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Side effects other than those listed here may also occur. Talk to
your doctor about any side effect that seems unusual or that is
especially bothersome. |
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What other drugs will affect losartan and hydrochlorothiazide?
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Before taking losartan and hydrochlorothiazide, tell your doctor if
you are taking |
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a potassium supplement such as K-Dur, Klor-Con, and others; |
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a potassium-sparing diuretic (water pill) such as amiloride (Midamor),
spironolactone (Aldactone), or triamterene (Dyrenium, Dyazide, Maxzide); |
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a barbiturate such as phenobarbital (Luminal, Solfoton),
pentobarbital (Nembutal), secobarbital (Seconal), mephobarbital (Mebaral),
and others; |
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a nonsteroidal anti-inflammatory drug (NSAID) such as ibuprofen (Motrin,
Advil, Nuprin), ketoprofen (Orudis, Orudis KT, Oruvail), diclofenac (Cataflam,
Voltaren), indomethacin (Indocin), nabumetone (Relafen), oxaprozin (Daypro),
naproxen (Naprosyn, Anaprox, Aleve), and others; |
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an oral diabetes medication such as glipizide (Glucotrol), glyburide
(Micronase, Glynase, Diabeta), chlorpropamide (Diabinese), tolazamide (Tolinase),
or tolbutamide (Orinase); |
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cholestyramine (Questran) or colestipol (Colestid); |
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lithium (Lithobid, Eskalith, others); or |
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You may require a dosage adjustment or special monitoring during
treatment if you are taking any of the medicines listed above. |
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Drugs other than those listed here may also interact with losartan
and hydrochlorothiazide or affect your condition. Talk to your doctor
and pharmacist before taking any prescription or over-the-counter
medicines. |
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Where can I get more information?
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Your pharmacist has additional information about losartan and
hydrochlorothiazide written for health professionals that you may read. |
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Remember, keep this and all other medicines out of the reach of
children, never share your medicines with others and use this medication
only for the indication prescribed. |
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Every effort has been made to ensure that the information provided
by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete,
but no guarantee is made to that effect. Drug information contained
herein may be time sensitive. Multum information has been compiled for
use by healthcare practitioners and consumers in the United States and
therefore Multum does not warrant that uses outside of the United States
are appropriate, unless specifically indicated otherwise. Multum's drug
information does not endorse drugs, diagnose patients or recommend
therapy. Multum's drug information is an informational resource designed
to assist licensed healthcare practitioners in caring for their patients
and/ or to serve consumers viewing this service as a supplement to, and
not a substitute for, the expertise, skill, knowledge and judgment of
healthcare practitioners. The absence of a warning for a given drug or
drug combination in no way should be construed to indicate that the drug
or drug combination is safe, effective or appropriate for any given
patient. Multum does not assume any responsibility for any aspect of
healthcare administered with the aid of information Multum provides. The
information contained herein is not intended to cover all possible uses,
directions, precautions, warnings, drug interactions, allergic reactions,
or adverse effects. If you have questions about the drugs you are taking,
check with your doctor, nurse or pharmacist. |
Copyright 1996-2005 Cerner Multum, Inc. Version: 5.04. Revision date: 4/
25/ 05. |