prescription drugs
Free drug information service 
All available medical information about prescription drugs 

Cozaar

What is Cozaar

Cozaar is in a class of drugs called angiotensin II receptor antagonists. Cozaar prevents the constriction (narrowing) of blood vessels (veins and arteries).

Cozaar is used to treat high blood pressure (hypertension) and to reduce the risk of stroke.

Cozaar may also be used for purposes other than those listed in this medication guide.

General medical information about Cozaar

Do not take Cozaar if you are pregnant or could become pregnant during treatment. When used during the second and third trimesters of pregnancy, Cozaar can cause injury and even death of the developing fetus. Notify your doctor immediately if you think you might be pregnant.

Use caution when driving, operating machinery, or performing other hazardous activities. Cozaar 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.

Use alcohol cautiously. Alcohol may further lower blood pressure and increase drowsiness and dizziness while taking Cozaar.

What you should find out before taking Cozaar

Before taking Cozaar, tell your doctor if you
- have kidney disease;
- have liver disease;
- are on a salt-restricted diet or have high levels of potassium in the blood; or
- are taking a potassium supplement (e.g., K-Dur, Klor-Con, others), or a potassium-sparing diuretic such as amiloride (Midamor), triamterene (Dyrenium, Dyazide, Maxzide), or spironolactone (Aldactone).

You may not be able to take Cozaar, or you may require a dosage adjustment or special monitoring during treatment if you have any of the conditions listed above.

Cozaar is in the FDA pregnancy category D. This means that it is known to be harmful to an unborn baby. When used during the second and third trimesters of pregnancy, Cozaar can cause injury and even death of the developing fetus. Do not take Cozaar if you are pregnant or could become pregnant during treatment.

It is not known whether Cozaar passes into breast milk. Do not take Cozaar without first talking to your doctor if you are breast-feeding a baby.

How should take Cozaar

Take Cozaar exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.

Take each dose with a full glass (8 ounces) of water.

Cozaar can be taken with or without food.

It is important to take Cozaar regularly to get the most benefit.

Your doctor may want you to have blood pressure checks, blood tests, or other medical evaluations during treatment with Cozaar to monitor progress and side effects.

Do not stop taking Cozaar without first talking to your doctor. If you stop taking the medication, your condition could become much worse.

Store Cozaar at room temperature away from moisture and heat.

If you miss a dose:

Take the missed dose as soon as you remember. However, if it is almost time for the next dose, skip the missed dose and take only the next regularly scheduled dose. Do not take a double dose of this medication.

What happens if you overdose:

Seek emergency medical attention if an overdose is suspected.

Symptoms of a Cozaar overdose are not well known but might include dizziness, weakness, fainting, and fatigue.

Avoid while taking Cozaar

Use caution when driving, operating machinery, or performing other hazardous activities. Cozaar 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.

Use alcohol cautiously. Alcohol may further lower blood pressure and increase drowsiness and dizziness while taking Cozaar.

Do not use salt substitutes or take potassium supplements without first talking to your doctor. Cozaar can affect potassium levels in the body.

Possible side effects of Cozaar

If you experience any of the following serious side effects, stop taking Cozaar and contact your doctor immediately or seek emergency medical treatment.
- an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives); or
- little or no urine.

Other side effects are less serious. Continue to take Cozaar and talk to your doctor if you experience
- diarrhea or upset stomach,
- muscle pain or cramps,
- dizziness, or
- insomnia.

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.

What other drugs will affect Cozaar

Before taking Cozaar, tell your doctor if you
- take a potassium supplement such as K-Dur, Klor-Con, and others;
- take a potassium-sparing diuretic (water pill) such as amiloride (Midamor), spironolactone (Aldactone), or triamterene (Dyrenium, Dyazide, Maxzide); or
- use a salt substitute.

Cozaar can affect potassium levels in the body. You may not be able to take Cozaar, or you may require a dosage adjustment or special monitoring if you are taking any of the medicines listed above.

Tell your doctor about any other medicines you take to treat high blood pressure or other heart conditions. Cozaar may cause very low blood pressure if it is taken with other heart medications.

Drugs other than those listed here may also interact with Cozaar or affect your condition. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including herbal products.

All prescription drugs:

A
abilify accupril accutane acetaminophen aciphex actifed actonel actos acyclovir adalat adderall adipex advair advil albuterol alesse aleve allegra allopurinol amaryl ambien amiodarone amitriptyline amoxicillin amoxil amphetamine anacin aprazolam aricept asacol aspirin atenolol ativan atorvastatin atrovent augmentin avandia avapro avastin avelox azmacort
B
baclofen
bactrim bactroban baycol benadryl bextra biaxin boniva bontril buspar buspirone
C
caduet campral camptosar capoten captopril cardizem cardura carisoprodol casodex catapress cefzil celebrex celexa cellcept cephalexin cialis cipro ciprodex clarinex claritin climara clindamycin clonazepam clonidine codeine codeprex combivent combivir concerta copaxone coreg coricidin cotrim coumadin cozaar crestor cubicin cyclobenzaprine cymbalta
D
darvocet demerol depakote desogen detrol dextromethorphan diazepam diclofenac didrex diflucan digoxin dilantin diltiazem dimetapp diovan diprivan ditropan doxazosin doxycycline drixoral duragesic dyazide
E
effexor elavil elocon eloxatin emend enalapril enbrel endocet engerix-b entex epogen epzicom erbitux ertaczo ery-tab erythromycin estradiol evista 
F
fabrazyme famotidine fazaclo fenofibrate fioricet fiorinal flexeril flomax flonase flovent fluoxetine fosamax fosrenol furosemide  
G
gabapentin gamimune gemfibrozil gemzar glipizide glucophage glucotrol glucovance glyburide glyburide guaifenesin guaifenex 
H
herceptin humalog humira hydroxyzine hyzaar  
I
ibuprofen imdur imitrex imodium inderal insulin integrilin iressa 
K
kaletra keflex kenalog keppra ketek klonopin kytril  
L
lamictal lamisil lanoxin lantus lasix lescol levaquin levitra levothyroxine levoxyl lexapro lidoderm lipitor lisinopril lithium lorazepam lortab lotensin lotrel lotrisone lovenox lupron luveris  
M
macrobid magnevist meclizine medroxyprogesterone meridia metformin methadone methamphetamine methotrexate methylphenidate methylprednisolone metoclopramide metoprolol metronidazole miacalcin minocycline mobic monopril morphine motrin myfortic  
N
naproxen nasacort nasonex natrecor neulasta neupogen neurontin nexium nifedipine nitrofurantoin norco nortriptyline norvasc  
O
omeprazole omnicef orthovisc oxybutynin oxycodone oxycontin oxytrol  
P
paraplatin patanol paxil pegasys penicillin pepcid percocet percodan percogesic phendimetrazine phenergan phentermine phenytoin plavix plendil potassium pravachol prednisone premarin prempro prevacid prilosec prinivil procrit promethazine propecia propofol propoxyphene propranolol protonix proventil provigil prozac pseudoephedrine pulmicort  
R
ranitidine rebetol reglan relafen relpax remeron remicade renagel renova rhinocort riomet risperdal risperidone ritalin rituxan rocephin rogaine roxicet  
S
sanctura seasonale sensipar serevent seroquel serzone singulair skelaxin soma somavert sonata spiriva spironolactone strattera striant sustiva synagis synthroid 
T
tamoxifen tavist taxol taxotere tegretol temazepam tenormin tenuate tequin terazosin tetracycline tiazac tindamax titralac tobradex topamax toprol tramadol trazodone triamcinolone triaminic triamterene tricor trileptal trimox triphasil trizivir truvada tylenol 
U
ultane ultracet ultram uroxatral
V
valium valtrex vaniqa vasotec velcade verapamil viagra vicodin vicoprofen vidaza viracept viread vytorin  
W
warfarin wellbutrin  
X
xalatan xanax xenical xifaxan xolair xopenex xyrem  
Y
yasmin 
Z
zanaflex zantac zavesca zelnorm zemplar zerit zestoretic zestril zetia ziac zithromax zocor zofran zoladex zoloft zometa zorbtive zosyn zovirax zyrtec zyvox