The flow of blood in certain body areas increases along with the muscles getting relaxed with the usage of viagra(sildenafil).Erectile dysfunction or impotence can be treated by using sildenafil which is sold under the name of Viagra.Another brand of sildenafil is Revatio, which is used to treat pulmonary arterial hypertension and improve exercise capacity in men and women.One should not take both viagra and revatio unless advised by the doctor.Some other purposes which are not pointed in the medication guide, may also be fulfilled by the use of viagra.
Do not take Viagra if you are also using a nitrate drug for chest pain or heart problems.Isosorbide mononitrate (ISMO, Monoket, Imdur), Isosorbide dinitrate ( Isordil, Dilatrate-SR, Sorbitrate) and nitroglycerin (Nitrolingual, Nitro-Bid, Nitrostat, Nitro-Dur etc) are included in it.Certain recreational medicines like amyl nitrate or nitrite(“poppers”) also contain nitrates. Taking Viagra with a nitrate medicine can cause a sudden and serious decrease in blood pressure.. You need to call your doctor immediately in case you feel chest pain or numbness or a feeling of tingling in chest, jaw, neck or arms, nauseated or dizzy in between intercourse.These could be negative side effects of viagra.
Do not take Viagra more than once a day.Allow 24 hours to pass between doses.Contact your doctor or seek emergency medical attention if your erection is painful or lasts longer than 4 hours.The penes can be harmed due to an unusually long erection (priapism).
Viagra can decrease blood flow to the optic nerve of the eye, causing sudden vision loss.. Few people who have experienced this situation due to viagra, are more than 50 years in age, they smoke and they had history of high blood pressure, diabetes, high cholesterol and problems related with heart.It is not clear whether Viagra is the actual cause of vision loss. For further idea you could possibly look into .
Stop using Viagra and get emergency medical help if you have sudden vision loss.
Before taking Viagra
To make sure you can safely take Viagra, tell your doctor if you have any of these other conditions:heart disease or heart rhythm problems; a recent history (in the past 6 months) of a heart attack, stroke, or congestive heart failure; high or low blood pressure; coronary artery disease; liver or kidney disease; a blood cell disorder such as sickle cell anemia, multiple myeloma, or leukemia; a bleeding disorder such as hemophilia; a stomach ulcer; retinitis pigmentosa (an inherited condition of the eye); a physical deformity of the penes (such as Peyronie’s disease); or if you have been told you should not have sexual intercourse for health reasons.
FDA pregnancy category B: There is no harm expected for the baby because of this medicine.Before you start taking viagra, you must tell your doctor if you are pregnant or if you are planning pregnancy in between the course of the medicine.Whether or not sildenafil passes into the breast milk is still unknown.Do not use this medication without telling your doctor if you are breast-feeding a baby.
How should I take Viagra
Viagra should be taken exactly in the same amount as has been prescribed by the doctor.Do not take in larger or smaller amounts or for longer than recommended.The directions written on the prescription label must be followed. 30 minutes to 1 hour before sexual activity is usually the right time to take viagra, as per the requirement.Viagra can also be taken as early as 4 hours before the sexual activity.Do not take Viagra more than once per day.
Viagra can help you have an erection when sexual stimulation occurs.The pill alone will not be able to create erection.Follow your doctor’s instructions.
Moisture and heat should be kept away from this medication and it should be stored at room temperature.
If I miss a dose, then what
Viagra is used as needed, so you are not likely to be on a dosing schedule.
In case of overdose, what to do
Call the Poison helpline at 1-800-222-1222 or try to get medical attention as soon as possible.Overdose symptoms may include chest pain, nausea, irregular heartbeat, and feeling light-headed or fainting. Things that need to stopped during the intake of viagra Avoid drinking alcohol, which can increase some of the side effects of Viagra.Medicines used for treatment of impotency, such as yohimbine (Yocon, Yodoxin, others) or alprostadil (Caverject, Muse, Edex) must not be taken without consulting the doctor first.
Viagra side effects
If you observe reactions such as breathing difficulty, swelling of tongue, lips, throat or face, or hives, you need to seek emergency medical attention.
Stop using Viagra and call your doctor at once if you have a serious side effect such as: sudden vision loss;ringing in your ears, or sudden hearing loss; chest pain or heavy feeling, pain spreading to the arm or shoulder, nausea, sweating, general ill feeling; irregular heartbeat; swelling in your hands, ankles, or feet; shortness of breath; vision changes; feeling light-headed, fainting; or penes erection that is painful or lasts 4 hours or longer.
Less serious Viagra side effects may include: warmth or redness in your face, neck, or chest; stuffy nose; headache; memory problems; upset stomach; or back pain.
This is not a complete list of side effects and others may occur.Call your doctor for medical advice about side effects.You may report side effects to FDA at 1-800-FDA-1088.
What other drugs will affect Viagra
Do not take Viagra with similar medications such as tadalafil (Cialis) or vardenafil (Levitra).
You must tell your doctor about all the other medicines that you are taking, including those of erectile dysfunction and for any other ailment, before you start taking viagra and some of those medicines could be cimetidine (Tagamet, Tagamet HB);bosentan (Tracleer);imatinib (Gleevec);conivaptan (Vaprisol); isoniazid (for treating tuberculosis); rifampin (Rifadin, Rimactane, Rifater, Rifamate); antifungal medication such as itraconazole (Sporanox), ketoconazole (Nizoral), miconazole (Oravig), or voriconazole (Vfend); HIV/AIDS medicine such as atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra), an antidepressant such as nefazodone; an antibiotic such as clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole) or telithromycin (Ketek).
This list is not complete and there may be other drugs that can interact with Viagra.Tell your doctor about all the prescription and over-the-counter medications you use.This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors.Do not start using a new medication without telling your doctor. More information sources
Your pharmacist can provide more information about Viagra.
Appearance of my medication
Sildenafil is available with a prescription under the brand names Viagra and Revatio.Other brand or generic formulations may also be available.Ask your pharmacist any questions you have about this medication, especially if it is new to you.
Viagra 25 mg – rounded-diamond shape, blue, film-coated tablets Viagra 50 mg – blue colored, film-coated tablets and rounded-diamond in shape Viagra 100 mg – blue, film-coated tablets with a rounded-diamond shape Revatio 20 mg – white colored, film-coated round shaped tablets
