Protein binding is independent of total drug concentrations. Maximum observed plasma concentrations are reached within 30 to minutes median 60 minutes of oral dosing in the fasted state. Kidney disease, severe or Liver disease, severe—Use with caution. However, if you take sildenafil with a high-fat meal, it will take longer for the medication to start to work. Do not take more or less of it or take it more often than prescribed by your doctor. Your doctor may need to change the doses of your medications or monitor you carefully for side effects.AdHair loss and ED treatments prescribed online and delivered to your door. Free 2 day shipping. Get started now with a quick online visit Hour Turnaround Time · Health Canada Approved · Discreet & Reliable. Examples of Viagra’s more commonly reported side effects include: headache. flushing (temporary warmth, redness, or deepening of skin color) stuffy nose. indigestion (upset stomach) mild vision. VIAGRA is supplied as blue, film-coated, rounded-diamond-shaped tablets containing sildenafil citrate equivalent to 25 mg, 50 mg, or mg of sildenafil. Tablets are debossed with PFIZER on one side and VGR25, VGR50 or VGR on the other to indicate the dosage strengths. Close.
