Viagra (sildenafil) Coupons, Discounts & Cost
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What is Viagra (sildenafil)?
Viagra is a drug for the treatment of erectile dysfunction. The components of the drug cause increase blood flow to the penis, strengthen erection, increase the intensity of orgasm and improve erectile function. The generic version of Viagra is called Kamagra.
The main active ingredient of Viagra is sildenafil citrate. This component is used in the treatment of erectile dysfunction. The active component of the drug is considered to be the most trusted for the treatment of erectile dysfunction.
When I should take Viagra (sildenafil)?
Viagra (sildenafil citrate) is used to achieve or maintain an erection necessary for normal sexual activity. The drug is used only for erectile dysfunction in men - it is not used in women.
How should I use Viagra (sildenafil)?
The tablet should be taken at least 30 minutes prior to sexual activity. The recommended dosage is 50-100 mg (100 mg is the maximum daily dosage of sildenafil citrate). Patients can reduce the dosage to 25-50 mg, in accordance with individual tolerability of the composition components. The drug should not be taken more than once a day.
In case of severe renal insufficiency and pathologies of the liver, it is recommended to take only 25 mg. Elderly patients do not require dose reduction.
Sildenafil citrate is rapidly absorbed. The maximum concentration of the active substance is observed after 30-60 minutes. Therefore, it is advisable to take Viagra tablets before meals. High fat meals decrease the absorption rate of the drug by 29%.
The recommended dose of Viagra (sildenafil citrate) should not be increased.
What are the possible side effects of Viagra (sildenafil)?
Sildenafil is tolerated quite well in most cases. However, unwanted symptoms may occur following a decrease in the dose. The most common adverse effects while taking this drug include:
Nervous system: headache, dizziness, drowsiness, neuralgia, neuropathy, paresthesia, tremor, symptoms of depression, insomnia, convulsions.
Digestive system: dyspepsia, nausea, vomiting, abdominal pain, dry mouth, glossitis, gingivitis, colitis, gastritis, rectal bleeding.
Respiratory system: cough, nasal congestion, rhinitis, asthma, dyspnea, laryngitis, pharyngitis, bronchitis, nasal mucosal swelling.
Cardiovascular system: vasodilation, heart palpitations, tachycardia, low blood pressure, unstable angina, myocardial ischemia, cerebral thrombosis, cardiac arrest, atrial fibrillation.
Other negative effects: color vision disturbance, blurred vision, sensitivity to light, edema, hyperglycemia, peripheral edema, hyperuricemia, hypoglycemia, hypernatremia, skin rash, urticaria, pruritus, sweating, skin ulceration, contact dermatitis, toxic epidermal necrolysis, swelling of the face, asthenia, pain in the chest, irritability.
When I should NOT take Viagra (sildenafil)?
Viagra is contraindicated for patients who take other drugs used to treat sexual dysfunction. Do not take the tablets in case of individual hypersensitivity to sildenafil. Do not mix with nitric oxide donor drugs, organic nitrates and organic nitrites (the risk of hypotensive effect). Viagra is not used by persons under 18 years of age.
What if I overdose?
High doses of the drug can intensify side effects and cause pain and redness of the eyes, cramps and conditions associated with fainting and nosebleed.
Viagra (sildenafil) special instructions
Viagra (sildenafil) has no effect on sexual arousal. Note that the drug will not be effective in the absence of sexual stimulation.
While taking this drug, patients should observe certain precautions to reduce the incidence of unwanted side effects. Patients should first undergo a medical examination for the diagnosis of sexual dysfunction and determine the cause of the problem.
Sexual activity leads to physical stress that greatly increases heart rate. Such effects can be dangerous for your health. Therefore, patients should undergo a thorough medical examination of the cardiovascular system before taking Viagra.
Viagra tablets should be used with extreme caution in persons with anatomical deformation of the penis (cavernosal fibrosis, angulation or Peyronie's disease).