viagra levitra difference comparison

What is the most important information I should know about Levitra?
• Do not take Levitra if you are taking any of the following medicines:
· a nitrate such as nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur,Nitro-Bid, Minitran, Deponit, Transderm-Nitro, others), isosorbide dinitrate(Dilatrate-SR, Isordil, Sorbitrate), isosorbide mononitrate (Imdur, ISMO, Monoket),and others;
· a recreational drug such as amyl nitrate or nitrite ("poppers");or
· an alpha blocker such as doxazosin (Cardura), guanadrel (Hylorel),prazosin (Minipress), terazosin (Hytrin), alfuzosin (Uroxatral), tamsulosin(Flomax), and others viagra levitra difference comparison.
• Taking Levitra with any of these medications may cause very low bloodpressure, possibly resulting in dizziness, fainting, stroke, or heart attack
• Contact your doctor or seek emergency medical attention for any erectionthat lasts longer than 4 hours viagra levitra difference comparison. A sustained erection can damage the penis viagra levitra difference comparison.
• Refrain from further sexual activity and notify your doctor it you developdizziness, nausea, or angina (pain, tightness, discomfort, numbness, or tinglingin the chest, arms, neck, or jaw) during sexual activity viagra levitra difference comparison.
• Do not take Levitra more than once a day viagra levitra difference comparison. In some cases, use of Levitramay be restricted to once every 72 hours (3 days) viagra levitra difference comparison. Follow your doctor's instructions viagra levitra difference comparison.

What is Levitra?
• Levitra relaxes muscles within the penis viagra levitra difference comparison. This allows increased bloodflow into the penis which is necessary to achieve and maintain an erection viagra levitra difference comparison.
• Levitra is used to treat erectile dysfunction (impotence) viagra levitra difference comparison.
• Levitra may also be used for purposes other than those listed in thismedication guide viagra levitra difference comparison.

What should I discuss with my healthcare provider before taking Levitra?
• Do not take Levitra if you are taking any of the following medicines:
· a nitrate such as nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur,Nitro-Bid, Minitran, Deponit, Transderm-Nitro, others), isosorbide dinitrate(Dilatrate-SR, Isordil, Sorbitrate), isosorbide mononitrate (Imdur, ISMO, Monoket),and others;
· a recreational drug such as amyl nitrate or nitrite ("poppers");or
· an alpha blocker such as doxazosin (Cardura), guanadrel (Hylorel),prazosin (Minipress), terazosin (Hytrin), alfuzosin (Uroxatral), tamsulosin(Flomax), and others viagra levitra difference comparison.
• Taking Levitra with any of these medications may cause very low bloodpressure, possibly resulting in dizziness, fainting, stroke, or heart attack
• Before taking Levitra, tell your doctor if you
· currently have or have ever had a heart attack, stroke, irregular heartbeats,angina (chest pain), or congestive heart failure;
· have high or low blood pressure;
· have a personal or family history of a rare heart condition known asprolongation of the QT interval (long QT syndrome);
· have liver problems;
· have kidney problems;
· have ever had blood problems, including sickle cell anemia, multiplemyeloma, or leukemia;
· have a bleeding or blood clotting disorder;
· have a stomach ulcer;
· a family history of degenerative eye disease (e.g., retinitis pigmentosa);or
· have a physical deformity of the penis such as Peyronie's disease viagra levitra difference comparison.
• You may not be able to take Levitra, or you may require a dosage adjustmentor special monitoring during treatment if you have any of the conditions listedabove viagra levitra difference comparison.
• Although Levitra is not indicated for use by women, it is in the FDApregnancy category B viagra levitra difference comparison. This means that Levitra is not expected to be harmfulto an unborn baby viagra levitra difference comparison. Levitra should not be taken by women viagra levitra difference comparison.
• It is not known whether Levitra passes into breast milk viagra levitra difference comparison. Levitra shouldnot be taken by women viagra levitra difference comparison.
• If you are over 65 years of age, you may be more likely to experienceside effects from Levitra viagra levitra difference comparison. Your doctor may prescribe a lower dose of the medication viagra levitra difference comparison.

How should I take Levitra?
• Take Levitra exactly as directed by your doctor viagra levitra difference comparison. If you do not understandthese directions, ask your pharmacist, nurse, or doctor to explain them to you viagra levitra difference comparison.
• Take each dose with a full glass of water viagra levitra difference comparison.
• Levitra can be taken with or without food viagra levitra difference comparison.
• Levitra is usually taken when needed viagra levitra difference comparison. Generally, it is taken about 1hour before sexual activity viagra levitra difference comparison. The medication can help achieve an erection whensexual stimulation occurs viagra levitra difference comparison. An erection will not occur just by taking a pill viagra levitra difference comparison. Follow your doctor's instructions viagra levitra difference comparison.
• Levitra should not be taken with grapefruit or grapefruit juice viagra levitra difference comparison. Levitracan interact with grapefruit and grapefruit juice, and the interaction may havedangerous effects viagra levitra difference comparison. You should discuss the use of grapefruit and grapefruit juicewith your doctor viagra levitra difference comparison.
• Do not take Levitra more than once a day viagra levitra difference comparison. In some cases, use of Levitramay be restricted to once every 72 hours (3 days) viagra levitra difference comparison. Follow your doctor's instructions viagra levitra difference comparison.
• If you develop dizziness, nausea, or angina (pain, tightness, discomfort,numbness, or tingling in the chest, arms, neck, or jaw) during sexual activity,refrain from further sexual activity and notify your doctor viagra levitra difference comparison.
• Contact your doctor or seek emergency medical attention for any erectionthat lasts longer than 4 hours viagra levitra difference comparison. A sustained erection can damage the penis viagra levitra difference comparison.
• Store this medication at room temperature away from moisture and heat viagra levitra difference comparison.

What happens if I miss a dose?
• Levitra is used as needed, so you are not likely to miss a dose viagra levitra difference comparison.

What happens if I overdose?
• Seek emergency medical attention if an overdose is suspected viagra levitra difference comparison.
• Symptoms of a Levitra overdose are not known, but are likely to includechest pain, back pain, dizziness, an irregular heartbeat, abnormal vision, andswelling of the ankles or legs viagra levitra difference comparison.

What should I avoid while taking Levitra?
• Do not take any other drug used to treat impotence, such as alprostadil(Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, others), without firsttalking to your doctor viagra levitra difference comparison.
• Levitra should not be taken with grapefruit or grapefruit juice viagra levitra difference comparison. Levitracan interact with grapefruit and grapefruit juice, and the interaction may havedangerous effects viagra levitra difference comparison. You should discuss the use of grapefruit and grapefruit juicewith your doctor viagra levitra difference comparison.

What are the possible side effects of Levitra?
• If you experience any of the following serious side effects, stop takingLevitra and seek emergency medical attention or contact your doctor immediately:
· an allergic reaction (difficulty breathing; closing of the throat;swelling of the lips, tongue, or face; or hives);
· chest pain or an irregular heartbeats;
· swelling of the ankles or legs;
· shortness of breath;
· prolonged or severe dizziness;
· fainting;
· a prolonged (lasting longer than 4 hours) or painful erection;
· dizziness, nausea, or angina (pain, tightness, discomfort, numbness,or tingling in the chest, arms, neck, or jaw); or
· back pain viagra levitra difference comparison.
• Other, less serious side effects may be more likely to occur viagra levitra difference comparison. Continueto take Levitra and talk to your doctor if you experience
· flushing;
· mild dizziness;
· headache;
· nasal congestion;
· stomach upset;
· sensitivity of the eyes to light; or
· temporary blue tint in vision or other vision abnormalities viagra levitra difference comparison.
• Side effects other than those listed here may also occur viagra levitra difference comparison. Talk to yourdoctor about any side effect that seems unusual or that is especially bothersome viagra levitra difference comparison.

What other drugs will affect Levitra?
• Do not take Levitra if you are taking any of the following medicines:
· a nitrate such as nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur,Nitro-Bid, Minitran, Deponit, Transderm-Nitro, others), isosorbide dinitrate(Dilatrate-SR, Isordil, Sorbitrate), isosorbide mononitrate (Imdur, ISMO, Monoket),and others;
· a recreational drug such as amyl nitrate or nitrite ("poppers");or
· an alpha blocker such as doxazosin (Cardura), guanadrel (Hylorel),prazosin (Minipress), terazosin (Hytrin), alfuzosin (Uroxatral), tamsulosin(Flomax), and others viagra levitra difference comparison.
• Taking Levitra with any of these medications may cause very low bloodpressure, possibly resulting in dizziness, fainting, stroke, or heart attack
• Before taking Levitra, tell your doctor if you are taking any of thefollowing medications:
· any other drug used to treat impotence, such as alprostadil (Caverject,Muse, Edex) or yohimbine (Yocon, Yodoxin, others);
· the antibiotic drug erythromycin (E-Mycin, Eryc, Ery-Tab, others);
· an antifungal medication such as itraconazole (Sporanox) or ketoconazole(Nizoral);
· a medication used to treat irregular heartbeats such as quinidine (Quinaglute,Quinidex, Quin-Release), procainamide (Procan SR, Procanbid, Pronestyl), amiodarone(Cordarone, Pacerone), or sotalol (Betapace, Sorine); or
· the HIV medications indinavir (Crixivan) or ritonavir (Norvir) viagra levitra difference comparison.
• You may not be able to take Levitra, or you may require a dosage adjustmentor special monitoring during treatment if you are taking any of the medicineslisted above viagra levitra difference comparison.
• Drugs other than those listed here may also interact with Levitra oraffect your condition viagra levitra difference comparison. Talk to your doctor or pharmacist before taking any prescriptionor over-the-counter medicines, including vitamins, minerals, and herbal products viagra levitra difference comparison.

Where can I get more information?
• Your pharmacist has additional information about Levitra written forhealth professionals that you may read viagra levitra difference comparison.

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