Drug Name ViagraViagra (Sildenafil)
Drug Uses ViagraViagra is used for treating erectile dysfunction (e.g. male impotence). It works by helping the blood flow into the penis to achieve and maintain an erection during sexual stimulation.
Drug Class and Mechanism ViagraViagra is a phosphodiesterase type 5 inhibitor and it works by helping the blood flow into the penis to achieve and maintain an erection during sexual stimulation.
How Taken ViagraViagra is to be taken 30 minutes to 1 hour before sexual activity. You may take it up to 4 hours before sexual activity. Viagra is not supposed to be taken more often than once per day.
Warnings Precautions ViagraDo not take Viagra, if you are also using a nitrate drug for chest pain or heart problems, including nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, Minitran, Deponit, Transderm-Nitro), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket), or recreational drugs such as amyl nitrate or nitrite ("poppers").
Before taking Viagra, tell your doctor about all other medications you use for erectile dysfunction, or if you are using any of the following medications:
- bosentan (Tracleer);
- a blood thinner such as warfarin (Coumadin);
- cimetidine (Tagamet, Tagamet HB);
- an antibiotic such as erythromycin (E-Mycin, Eryc, Ery-Tab) or clarithromycin (Biaxin);
- doxazosin (Cardura), prazosin (Minipress), Terazosin (Hytrin);
- HIV medicines such as amprenavir (Agenerase), tipranavir (Aptivus), darunavir (Prezista), efavirenz (Sustiva), nevirapine (Viramune), indinavir (Crixivan), saquinavir (Invirase, Fortovase), lopinavir/ritonavir (Kaletra), fosamprenavir (Lexiva), ritonavir (Norvir), atazanavir (Reyataz), or nelfinavir (Viracept);
- an antifungal medication such as itraconazole (Sporanox) or ketoconazole (Nizoral);
- carbamazepine (Tegretol), phenobarbital (Luminal), or phenytoin (Dilantin); or
- rifampin (Rifadin, Rimactane) or rifabutin (Mycobutin).
Tell your doctor about all the prescriptions 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.
If you have heart problems severe enough to make sexual activity a dangerous, you should avoid using Viagra. Use it cautiously, if you've had a heart attack, stroke, or life-threatening heart irregularities within the past 6 months. Be equally cautious, if you have severe high or low blood pressure, heart failure or unstable angina.
In case of cardiac symptoms developing (for example, dizziness, nausea, and chest pain) during sexual activity, do not continue. Tell your doctor about the problem as soon as possible.
If you have a condition that might result in long-lasting erections, such as sickle cell anemia, multiple myeloma (a disease of the bone marrow), or leukemia, use Viagra with caution. Also use cautiously if you have a genital problem or deformity such as Peyronie's disease. If an erection lasts more than 4 hours, seek treatment immediately. Permanent damage and impotence could result.
If you have a bleeding disorder, a stomach ulcer, or the inherited eye condition known as retinitis pigmentosa, use Viagra with caution. Its safety under these circumstances has not been studied yet.
Missed Dose ViagraViagra is to be used as necessary, so you are not supposed to take it according to a schedule.
Storage ViagraViagra is to be kept in its original container. It is to be stored at room temperature between 59 and 86 degrees F (15-30 degrees C) away from moisture, heat and light and out of the reach of children.
Possible Side Effects ViagraIf you experience any of the following serious side effects, stop taking Viagra and seek emergency medical attention or notify your doctor immediately:
- 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
- penis erection that is painful or lasts 4 hours or longer.
Less serious side effects may include:
- warmth or redness in your face, neck, or chest;
- stuffy nose;
- headache;
- upset stomach; or
- back pain.
This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.
Precautions you must take while using Viagra
Viagra is a drug that healthcare professionals have studied extensively. They have come to the conclusion that some precautions are necessary to ensure the safety of the public that it serves. The advice is cautious optimism. It is a very effective drug and considered very safe if used as directed. However, it must be a warning to the public to prevent misuse and over use and the mixture of medications that may cause harm.
This precaution is for the people who think that this medication should be used for the improvement of the Libido or desire for sex. This drug is not design to do any of those things. It is not an Aphrodisiac, and will not change the desire to have sex. Yes. It does however contribute to the response to sexual stimulation. It is recommended that the following precautions be adhered to strictly.
If penile erection lasts more than four hours seek the assistance of a professional immediately. Be certain that the medications that you are currently taking do not contain Nitrates such as nitroglycerin. The two together will cause abnormal blood pressure readings and this can be extremely harmful. It will lower the blood pressure too much. Another precaution is that this drug is not for women or children. No one under the age of 18 should be allowed to use this drug for any reason unless specifically given by a physician for documented reasons. A completed medical history and physical examination to determine the cause of your erectile dysfunction should be conducted prior to its use. Penile erection dysfunction should be the only cause for the use of this medication. Medical conditions that cause sustained erections like as sickle cell anemia, leukemia, or myeloma, or any man who has abnormally shaped penis should not take Viagra.
Buy Viagra Online Safely - The use of VIAGRA in combination with other treatments for ED is not at this time a studied issue and therefore, the use with any other treatments is prohibited and not recommended. If you are a man who suffers from headaches and migraines, you should not take VIAGRA tablets as it is not recommended. Viagra may cause a rare condition of elongated erection (priapism). Buy Pfizer Viagra - You should be sure to contact your health care provider immediately if your erection lasts longer than 4 hours. This is worth a second mention.
The warnings of Viagra usage is strictly prohibited for those who have suffered a heart attack, stroke, or other life threatening irregular heart rhythm in the prior six months before use. Cialis vs Viagra - Those who have a low or extremely high blood pressure and have sustained heart failure or chest pain will not be able to use this drug.
These are all FDA warnings that have been attached to the use of the drug and should be adhered to for the best possible effects. Any deviation from these guidelines could prove to cause many serious conditions. It has also been some reports of eye problems following the use of this drug. Take care to make note of all of these important factors when deciding whether or not to use VIAGRA for your own safety.