Viagra 100 mg

Viagra belongs to vasodilating agents, a drug class of selective phosphodiesterase (PDE) type 5 inhibitors. Viagra is produced in a form of pills containing Sildenafil citrate in 25 mg, 50mg or 100 mg.
Most patients are prescribed initially 50 mg of Viagra, still the dose may be changed to the min- 25 mg or maximum dose of 100 mg.
As Viagra may potentiate the hypotensive effects of certain drugs such as nitrates and drugs for lowering blood pressure, the coadministration of Viagra with these medications is not allowed. Besides, Viagra in lower dose is recommended for patients with certain chronic disorders especially for those who suffer from renal or hepatic impairment and in geriatric patients.
Viagra 100 mg is the max dose possible to be used once in 24 hours in healthy patients. Viagra 100 mg speeds up achievement of a normal erection in ED sufferers. Viagra 100 mg requires a person be sexually aroused to get the necessary erectile effect. Viagra 100 mg improves the blood flow into the penis to accomplish and maintain an erection. Viagra 100 mg should be consumed 30 minutes to 1 hour before sex. Still the drug may be taken up to 4 hours before sexual activity.
Males with the following medical conditions can be very sensitive to the actions Viagra 100 mg and should not use the medication: patients with left ventricular outflow obstruction, patients with severely impaired autonomic control of blood pressure.
Viagra 100 mg is not to be used in the following group of patients:
• Patients with a myocardial infarction, stroke, or life-threatening arrhythmia;
• Patients with uncontrolled hypotension or hypertension;
• Patients with cardiac failure or coronary artery disease;
• Patients with unstable angina.
Viagra 100 mg may cause side effects which should be reported to your doctor if they have persistent or serious character.

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