Viagra 50 mg fast dissolving tablets 8 tablets the active substance sildenafil what are the uses of Viagra? Sildenafil is used in the following cases: treatment of erectile dysfunction. treatment of pulmonary arterial hypertension. for more: how to overcome the problem of erectile dysfunction? Sildenafil tablets for women despite the fact that the Food and Drug Administration has not yet approved the use of sildenafil tablets for women to treat sexual problems, but one of the off-label uses of sildenafil is to treat decreased female libido. what are the contraindications of Viagra? The use of sildenafil without consulting a specialist doctor is prohibited in the following cases: hypersensitivity to any of the ingredients. its use simultaneously with any form of nitrates (nitroglycerin, isosorbide dinitrate) as it increases the likelihood of blood pressure drop. simultaneous use with protease inhibitors when using sildenafil for pulmonary arterial hypertension. what are the side effects of Viagra? The most common side effects: diarrhea. dizziness. redness. headache. heartburn. nasal congestion. stomach upset. what are the precautions for using Viagra? It is used with caution under medical supervision, as some of sildenafil's harms and warnings include: it may cause blood pressure reduction due to its vasodilatory effect, so it is used carefully. it may cause color discrimination impairment, which is dose-related. caution should be taken with patients suffering from retinitis pigmentosa. hearing effects: very rarely, it may affect hearing. anatomical deformity of the penis: used with caution in patients with penile deformities (curvature, fibrosis, or Peyronie's disease). bleeding disorders: used with caution in patients with bleeding disorders. cardiovascular diseases: used with caution in patients with low blood pressure (<90/50 mmHg), uncontrolled hypertension (>170/110 mmHg), arrhythmias, patients who had a stroke or myocardial infarction in the past 6 months, heart failure or coronary artery disease causing unstable angina, as the safety and efficacy of use have not been studied in these patients. caution should be taken in patients with left ventricular outflow obstruction (such as aortic stenosis). there is a certain risk to the heart related to sexual activity, so consultation with cardiologists is recommended before starting any treatment for erectile problems. used with caution in patients with factors that may cause bleeding (sickle cell anemia, multiple myeloma, leukemia). Patients should be educated to seek medical help if the erection lasts more than 4 hours. Liver impairment: used with caution in patients with liver impairment; the lowest starting dose (25 mg) is used. for pulmonary arterial hypertension, the dose does not need to be adjusted in mild to moderate liver impairment; it has not been studied in patients with severe liver impairment. Peptic ulcer disease: used with caution in patients with active gastric ulcer disease. Pulmonary hypertension: sudden discontinuation of sildenafil may cause a rise in pulmonary arterial pressure. Kidney failure: used with caution in patients with renal failure, and dose adjustment may be needed, using the lowest starting dose (25 mg) in severe impairment (creatinine clearance <30 ml/min). Pregnancy: can be used after consulting a doctor. Lactation: unknown if it is excreted in breast milk, used with caution. what are the drug interactions of Viagra? It is preferred to inform the doctor or pharmacist about all medications, herbs, vitamins, and dietary supplements before starting treatment. It is recommended not to combine sildenafil with the following drugs: alpha blockers, such as doxazosin, as concurrent use may pose a risk of blood pressure reduction, starting with the lowest dose of sildenafil. amlodipine and antihypertensive drugs. nitrates such as nitroglycerin or isosorbide dinitrate, as concurrent use is not permitted. azole antifungals, such as itraconazole and ketoconazole. cimetidine. fluoxetine. macrolide antibiotics, such as erythromycin. protease inhibitors, such as ritonavir and saquinavir. rifampin, isoniazid. bosentan. statins, such as simvastatin. opioid analgesics, such as codeine. vitamin K antagonists. what are the doses of Viagra and methods of use? The pill is taken 30 minutes before intercourse. The lowest dose of sildenafil should be started. what are the pharmaceutical forms of Viagra? Tablets: 50 mg, 25 mg, 100 mg; oral dissolving tablets: 50 mg. what are the storage conditions for Viagra? Sildenafil should be stored at room temperature away from heat and humidity, in a tightly closed container out of reach of children.
