Sildenafil – how much is the viagra pill

They’re often the first line of treatment for trouble getting or keeping an erection, called erectile dysfunction ED. You can take sildenafil with or without food. Tell your doctor if sildenafil is not working well or if you are experiencing side effects. The four main medicines taken by mouth for erectile dysfunction are: Avanafil Stendra. Oral medicines for ED usually work well and cause few side effects.Oral medicines for ED usually work well and cause few side effects. The four main medicines taken by mouth for erectile dysfunction are: Avanafil (Stendra). Sildenafil (Viagra). Tadalafil (Cialis). Vardenafil. These medicines are called PDE5 inhibitors.  · Maximum dose: 20 mg orally three times a day. Injection: Initial dose: or 10 mg IV bolus three times a day. Comments: No greater efficacy was achieved with oral doses higher than the maximum recommended dose. A 10 mg injection dose is predicted to provide pharmacological effect equivalent to the 20 mg oral dose. Never take more than mg of Viagra in a hour period. Too much Viagra can cause severe headache, low blood pressure, and orthostasis (drop in blood pressure when standing) that can lead to.

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