Sildenafil takes approximately 1 hour to work. It can be taken 30 min to 4 hours before desired intercourse. What else can I do? For treatment of erectile dysfunction: For oral dosage form tablets : Adults up to 65 years of age—50 milligrams mg as a single dose no more than once a day, 1 hour before sexual intercourse. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine. Remove the cap by pushing it down and twisting it counter-clockwise.VIAGRA is available by prescription only in 25 mg, 50 mg, and mg tablets. Patients should always ask their doctors for medical advice about adverse events. You are . Sildenafil Sandoz mg Tablets 12 Product ID: $ × Add to cart. Item has been added to your cart. Continue Shopping. I agree with the terms and conditions of ordering this product All prices displayed on this site are in AUD unless otherwise indicated. Actual product or product packaging delivered may vary slightly. 16 tablets. £ / month. £ One-time or subscription. Viagra for men, often referred to as the ‘blue pill’, is an ED pill which can help to improve sexual wellbeing by enhancing erectile performance. It works by increasing blood .