Whilst some studies have suggested this, there is not enough evidence to support that Viagra is a suitable treatment for PE. Many men believe that Viagra can also help with premature ejaculation, and to help you last longer in bed. It is not all in your head, and lifestyle choices may contribute to ED. Viagra works in just an hour while Addyi takes months of regular treatment before showing minimal results. For more information, you can access the full breakdown of Viagra, Viagra Connect and Kamagra. Treatment for PE is different, and we can help with that too.Compare our Viagra prices – Lowest Price Guarantee. (find out more) Buy Viagra online with confidence knowing that you are getting the very best quality, service and value. Our Pharmica Price Promise ensures you always get the lowest priced Viagra on the market in the UK. Sildenafil 25mg. Viagra Connect contains Sildenafil 50mg and is designed for men aged 18 and over with erectile dysfunction (ED). It is a safe and discreet over-the-counter medication that can be bought online without seeing your doctor. Instead, you can be approved to purchase Viagra Connect by completing a confidential questionnaire online. Sildenafil is available in 25mg, 50mg and mg tablets. Order sildenafil from Asda Online Doctor by ZAVA today. Our questionnaire is quick and easy to fill out online. Then one of our doctors will check if sildenafil is right for you. Choose delivery to your home address or collection from an Asda Pharmacy.