2003 cyalis levitra market sales viagra

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 2003 cyalis levitra market sales viagra.
• 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 2003 cyalis levitra market sales viagra. A sustained erection can damage the penis 2003 cyalis levitra market sales viagra.
• 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 2003 cyalis levitra market sales viagra.
• Do not take Levitra more than once a day 2003 cyalis levitra market sales viagra. In some cases, use of Levitramay be restricted to once every 72 hours (3 days) 2003 cyalis levitra market sales viagra. Follow your doctor's instructions 2003 cyalis levitra market sales viagra.

What is Levitra?
• Levitra relaxes muscles within the penis 2003 cyalis levitra market sales viagra. This allows increased bloodflow into the penis which is necessary to achieve and maintain an erection 2003 cyalis levitra market sales viagra.
• Levitra is used to treat erectile dysfunction (impotence) 2003 cyalis levitra market sales viagra.
• Levitra may also be used for purposes other than those listed in thismedication guide 2003 cyalis levitra market sales viagra.

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 2003 cyalis levitra market sales viagra.
• 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 2003 cyalis levitra market sales viagra.
• 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 2003 cyalis levitra market sales viagra.
• Although Levitra is not indicated for use by women, it is in the FDApregnancy category B 2003 cyalis levitra market sales viagra. This means that Levitra is not expected to be harmfulto an unborn baby 2003 cyalis levitra market sales viagra. Levitra should not be taken by women 2003 cyalis levitra market sales viagra.
• It is not known whether Levitra passes into breast milk 2003 cyalis levitra market sales viagra. Levitra shouldnot be taken by women 2003 cyalis levitra market sales viagra.
• If you are over 65 years of age, you may be more likely to experienceside effects from Levitra 2003 cyalis levitra market sales viagra. Your doctor may prescribe a lower dose of the medication 2003 cyalis levitra market sales viagra.

How should I take Levitra?
• Take Levitra exactly as directed by your doctor 2003 cyalis levitra market sales viagra. If you do not understandthese directions, ask your pharmacist, nurse, or doctor to explain them to you 2003 cyalis levitra market sales viagra.
• Take each dose with a full glass of water 2003 cyalis levitra market sales viagra.
• Levitra can be taken with or without food 2003 cyalis levitra market sales viagra.
• Levitra is usually taken when needed 2003 cyalis levitra market sales viagra. Generally, it is taken about 1hour before sexual activity 2003 cyalis levitra market sales viagra. The medication can help achieve an erection whensexual stimulation occurs 2003 cyalis levitra market sales viagra. An erection will not occur just by taking a pill 2003 cyalis levitra market sales viagra. Follow your doctor's instructions 2003 cyalis levitra market sales viagra.
• Levitra should not be taken with grapefruit or grapefruit juice 2003 cyalis levitra market sales viagra. Levitracan interact with grapefruit and grapefruit juice, and the interaction may havedangerous effects 2003 cyalis levitra market sales viagra. You should discuss the use of grapefruit and grapefruit juicewith your doctor 2003 cyalis levitra market sales viagra.
• Do not take Levitra more than once a day 2003 cyalis levitra market sales viagra. In some cases, use of Levitramay be restricted to once every 72 hours (3 days) 2003 cyalis levitra market sales viagra. Follow your doctor's instructions 2003 cyalis levitra market sales viagra.
• 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 2003 cyalis levitra market sales viagra.
• Contact your doctor or seek emergency medical attention for any erectionthat lasts longer than 4 hours 2003 cyalis levitra market sales viagra. A sustained erection can damage the penis 2003 cyalis levitra market sales viagra.
• Store this medication at room temperature away from moisture and heat 2003 cyalis levitra market sales viagra.

What happens if I miss a dose?
• Levitra is used as needed, so you are not likely to miss a dose 2003 cyalis levitra market sales viagra.

What happens if I overdose?
• Seek emergency medical attention if an overdose is suspected 2003 cyalis levitra market sales viagra.
• 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 2003 cyalis levitra market sales viagra.

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 2003 cyalis levitra market sales viagra.
• Levitra should not be taken with grapefruit or grapefruit juice 2003 cyalis levitra market sales viagra. Levitracan interact with grapefruit and grapefruit juice, and the interaction may havedangerous effects 2003 cyalis levitra market sales viagra. You should discuss the use of grapefruit and grapefruit juicewith your doctor 2003 cyalis levitra market sales viagra.

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 2003 cyalis levitra market sales viagra.
• Other, less serious side effects may be more likely to occur 2003 cyalis levitra market sales viagra. 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 2003 cyalis levitra market sales viagra.
• Side effects other than those listed here may also occur 2003 cyalis levitra market sales viagra. Talk to yourdoctor about any side effect that seems unusual or that is especially bothersome 2003 cyalis levitra market sales viagra.

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 2003 cyalis levitra market sales viagra.
• 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) 2003 cyalis levitra market sales viagra.
• 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 2003 cyalis levitra market sales viagra.
• Drugs other than those listed here may also interact with Levitra oraffect your condition 2003 cyalis levitra market sales viagra. Talk to your doctor or pharmacist before taking any prescriptionor over-the-counter medicines, including vitamins, minerals, and herbal products 2003 cyalis levitra market sales viagra.

Where can I get more information?
• Your pharmacist has additional information about Levitra written forhealth professionals that you may read 2003 cyalis levitra market sales viagra.

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